Site icon Updated American Standard Version

False Teachers and the Need for Doctrinal Vigilance in the First Century

Please Support the Bible Translation Work of the Updated American Standard Version (UASV)

$5.00

From the very beginning of Early Christianity, the congregations did not live in a calm doctrinal environment. The crucified and risen Christ had commissioned His apostles to proclaim repentance and forgiveness of sins in His name to all nations, and Jehovah had confirmed that proclamation with powerful works. Yet wherever the good news took root, distorting influences soon followed.

Some distortions came from outside pressures—persecuting authorities, hostile synagogue leaders, and pagan philosophers. Others arose from within: teachers who used Christian language but reshaped the message, who blended the gospel with speculative philosophies, who exploited believers for money or sensual pleasure, or who placed human traditions and legalistic burdens above the grace of God.

The apostles did not treat this as a minor inconvenience. They saw false teaching as a deadly danger that could lead people away from the path of salvation and back toward the destruction of Gehenna. Therefore, under the guidance of holy spirit in the inspired writings, they repeatedly called congregations to vigilance.

In what follows we remain within the first-century setting and proceed in roughly chronological and thematic order: corrupting influences within the congregations, early forms of Gnostic thought, moral corruption and legalistic burdens, apostolic warnings and the call to guard the truth, and finally the role of congregational discipline.


Corrupting Influences Within the Congregations

From Outside Persecution to Inside Distortion

At first, the earliest dangers to the Jerusalem congregation were external. The Sanhedrin threatened the apostles. Herod Agrippa I executed James and imprisoned Peter. Saul of Tarsus ravaged the congregation before his conversion. Yet even while these outward pressures continued, a new danger appeared: those who claimed to follow Christ while undermining His teaching from within.

The first striking example is the case of Ananias and Sapphira. Outwardly, they appeared generous, selling property and laying money at the apostles’ feet. Inwardly, they lied—pretending to give all while secretly keeping part for themselves. Peter confronted Ananias with the fact that he had lied not merely to men but to God. Jehovah’s immediate judgment on that couple showed that corruption within the congregation is serious. The issue was not that they failed to give everything, but that they used a religious appearance to hide deliberate deceit.

This episode teaches that falsehood can wear a pious mask. Teachers who later exploited the congregations for gain were walking the same path of hypocrisy, though they did not always face such swift judgment in this life.

Misunderstanding Freedom and Abusing Grace

As the gospel moved beyond Judea into Gentile territory, congregations formed in cities steeped in idolatry and immorality. New believers who had been rescued from pagan practices sometimes struggled to understand how Christian freedom related to their former ways of life. This created opportunities for misleading voices.

In Corinth, for example, some believers boasted in their knowledge and used it to justify behavior that dishonored Jehovah. One man lived in a sexual relationship with his father’s wife—a practice shocking even among pagans—yet the congregation tolerated it and even seemed proud of their broadmindedness. Others attended idol feasts in pagan temples, claiming that because an idol is nothing, they were free to eat in those settings without concern.

Still others misused Christian freedom to ignore the needs of fellow believers. They treated congregational meals as occasions for self-indulgence rather than loving fellowship, leaving poorer brothers hungry while they themselves became drunk. In each case, an element of truth—freedom from the Mosaic code, knowledge that idols are not real gods—was twisted into an excuse for selfishness and sin.

Paul addressed these distortions firmly. He insisted that grace does not give permission to continue in wrongdoing and that Christian knowledge must be governed by love. The body of Christ is harmed when members use freedom to trample the conscience of others or to continue practices that contradict the holiness of Jehovah.

Charismatic Impressions Without True Submission

In several congregations there were individuals who claimed spectacular experiences or spiritual gifts but lacked humble submission to apostolic teaching. In Corinth some prided themselves on speaking in tongues or delivering prophecies, yet their gatherings descended into confusion. Multiple people tried to speak at once, women took on roles of public instruction over men, and disorder overshadowed edification.

Paul reminded them that God is not the author of disorder but of peace. The purpose of any gift is the building up of the congregation, not personal display. Prophetic speech was to be weighed carefully; if it contradicted apostolic truth, it had to be rejected. Languages were to be used with interpretation so the congregation could understand, and believers were to exercise self-control rather than claiming that the Spirit compelled them into chaos.

These corrections show that false teaching is not limited to what appears in written creeds. Attitudes and behaviors that treat subjective experiences as more important than the written Word pose an ongoing threat. True spirituality is always anchored in truth and expressed in orderly love.


Early Forms of Gnostic Thought

Seeds of Speculation About Knowledge and Matter

By the second half of the first century, the apostles were facing not only moral distortions but also philosophical ones. Certain teachers began to blend Christian language with speculative ideas drawn from Hellenistic philosophies and mystery religions. Later generations would call some of these movements “Gnostic,” emphasizing secret knowledge (gnōsis) as the key to salvation. The earliest forms of these errors were already present in the first-century congregations.

These teachers often drew a sharp contrast between spirit and matter. They saw the material world as inherently corrupt or inferior and treated salvation as escape from the physical realm through special insight. This outlook clashed with the biblical teaching that Jehovah created the material world good, that human beings are unified souls—whole persons, not trapped spirits—and that the hope of the gospel is bodily resurrection, not disembodied survival.

When such speculative ideas crept into Christian circles, they began to distort views of Christ, the resurrection, and the moral life. The apostles had to confront these errors directly.

Denials of the True Humanity and Resurrection of Christ

One mark of early Gnostic influence was the denial that Jesus came truly in the flesh. Some teachers claimed that the divine Christ only appeared to have a real human body or that He temporarily “inhabited” the man Jesus. Others denied that the crucifixion and resurrection involved a genuine body, treating them as symbolic events.

The apostle John responded with uncompromising clarity. He insisted that the Word became flesh and lived among us, that he had heard, seen, and touched the incarnate Son. In his letters he commanded believers to test the spirits by this standard: every spirit that confesses that Jesus Christ has come in the flesh is from God, and every spirit that does not confess this is not from God. Denial of the true incarnation revealed the spirit of antichrist.

Similarly, some teachers in Corinth claimed that there is no future resurrection of the dead, perhaps spiritualizing it as a present inner experience. Paul answered by reaffirming that Christ rose bodily, that He appeared to many witnesses, and that if there is no resurrection of the dead, the entire gospel collapses. He explained that when believers die, they do not continue as immortal souls in heaven or hell; rather, they await resurrection when the last enemy, death, is finally destroyed. To deny bodily resurrection is to rob the gospel of its hope.

Misuse of “Knowledge” and Contempt for Ordinary Believers

Early Gnostic tendencies also expressed themselves in elitist attitudes. Certain teachers claimed to possess higher knowledge that ordinary believers lacked. They presented themselves as spiritual while regarding others as merely psychic or fleshly.

This pride showed up in communities where some said, “We know,” but used that claim to justify idolatrous involvement and sexual looseness. Paul addressed these issues in Corinth, pointing out that knowledge without love puffs up, whereas love builds up. John likewise emphasized that true knowledge of God is inseparable from obedience to His commandments and love for the brothers.

Wherever secret or superior knowledge is made the mark of advanced Christianity, the seed of Gnosticism is present. The apostles countered this by directing believers back to the publicly proclaimed word, the apostolic message heard from the beginning, accessible to all holy ones, not to an inner circle alone.


Moral Corruption and Legalistic Burdens

Antinomian Distortions: Turning Grace Into a License

Antinomianism—living as though God’s moral law no longer matters—appeared early. Some twisted Paul’s teaching on grace to argue that because believers are justified apart from works of Law, they are free to indulge their desires. Others insisted that since they had spiritual knowledge and experiences, their conduct in the body was irrelevant.

Jude wrote about ungodly people who had slipped into the congregations, turning the grace of God into an excuse for sensual behavior and denying the only Master and Lord, Jesus Christ, by their lives. Peter described such false teachers as those who promised freedom while they themselves were slaves of corruption. They enticed unstable souls with fleshly desires, especially sexual immorality.

Both writers stressed that such teachers faced certain judgment. Like the immoral cities of old, they would face destruction if they did not repent. Their presence among the holy ones was a serious danger, not merely an unfortunate difference of opinion.

Paul fought the same error in his letters. After explaining justification by faith, he anticipated the objection, “Should we remain in sin that grace may abound?” His answer was emphatic: absolutely not. Those who have been united with Christ in His death and resurrection are called to walk in newness of life. To continue deliberately in lawless behavior is to show that one has not entered the path of salvation at all.

Legalistic Burdens: Adding Law to the Gospel

Opposite to antinomianism, but equally dangerous, was legalism. Certain teachers insisted that faith in Christ must be supplemented by circumcision and full observance of the Mosaic Law for a person to be fully accepted by Jehovah. These teachers appeared especially in regions influenced by the Jerusalem Pharisee background, and they followed missionary routes into places where Paul had planted congregations.

In Galatia, men came after Paul teaching that Gentile believers must be circumcised and keep the Law in order to be justified. Paul responded with urgency, declaring that anyone who preaches a different gospel is accursed. He reminded the Galatians that they had received the Spirit by hearing with faith, not by works of Law, and that to seek justification through Law is to fall from grace.

At the same time, he carefully explained that Christian freedom is not a chance to live according to selfish desires. Rather, believers fulfill the righteous requirement of the Law as they walk according to the Spirit—meaning, as they obey the Word the Spirit inspired—loving their neighbor as themselves.

Legalism also appeared in Colossae and elsewhere, where some promoted ascetic practices, food regulations, and special days as necessary to reach a higher level of spirituality. Paul warned against such “self-made religion” and insisted that believers are complete in Christ. Human regulations have an appearance of wisdom but lack any power against fleshly indulgence.

The Heavy Yoke Versus Christ’s Easy Yoke

Both antinomianism and legalism misrepresent the yoke of Christ. Antinomianism discards His commandments, claiming a freedom that leads back into bondage to sin and ultimately to death. Legalism replaces His gracious call with a crushing load of rules that obscure the sufficiency of His sacrifice.

Jesus Himself had invited the weary to come to Him, promising rest under His yoke, which is kind and light. The apostles preserved this balance. They preached a salvation based entirely on Christ’s atoning death and resurrection, received by faith, and they taught that those who receive this grace must live in obedience and holiness, not to earn salvation, but because they now belong to Him.

False teachers in the first century pulled in both directions, either loosening moral boundaries or tightening legal constraints. In response, the inspired writings guided congregations back to the narrow path where grace and obedience walk together.


Apostolic Warnings and the Call to Guard the Truth

The Anticipation of False Teachers

Jesus Himself warned that after His departure many false prophets would arise and mislead many, and that wolves in sheep’s clothing would come among the flock. The apostles took these warnings seriously and passed them on to the congregations.

Paul told the elders of Ephesus that after his departure savage wolves would come in, not sparing the flock, and that from among their own number men would arise speaking distorted things to draw away disciples after themselves. He reminded them that for three years he had not stopped warning each one with tears. His answer was to commend them to God and to the word of His grace, which is able to build them up.

To Timothy and Titus, Paul wrote as an older apostle near the end of his ministry, urging them to guard the good deposit, to hold firmly to the pattern of sound words, and to appoint elders who could exhort with sound instruction and refute those who contradict it. He predicted that a time would come when people would not endure healthy teaching but would gather teachers who tell them what they want to hear, turning away from the truth to myths.

Peter, in his second letter, said that just as there had been false prophets among the people of Israel, there would be false teachers among Christians, secretly introducing destructive opinions and denying the Master who bought them. John told his readers that many antichrists had already arisen and warned them to test spirits by their confession of Christ and their adherence to the apostolic message. Jude called believers to contend earnestly for the faith once for all delivered to the holy ones.

These repeated warnings show that doctrinal vigilance is not optional. Pastors, elders, and all believers must expect attempts to corrupt the gospel and must be prepared to expose and resist them.

The Standard: The Faith Once Delivered

In calling believers to guard the truth, the apostles did not leave the standard vague. They pointed repeatedly to a definite body of teaching: what had been heard from the beginning, the traditions received from the apostles, the sound words of the Lord Jesus, the faith once for all delivered.

This faith centers on the identity and work of Christ: His true humanity and true deity, His sinless life, His substitutionary death for sins, His bodily resurrection on the third day, His ascension and exaltation at Jehovah’s right hand, His promised return, and the gift of forgiveness and future resurrection life to those who repent and believe. Around this core cluster other essential truths: the authority of Scripture, the reality of Sheol as gravedom rather than immortal survival, the future judgment and destruction in Gehenna for the unrepentant, salvation by grace through faith, and the call to live in holiness.

Any teaching that denies these truths or adds conditions to them must be rejected. The apostles used strong language when necessary. Paul spoke of opponents as dogs and evil workers when they tried to reintroduce confidence in the flesh. He named individuals who had shipwrecked their faith by rejecting conscience and teaching that the resurrection had already occurred. John labeled as liars those who claimed to know God while rejecting His commandments or denying that Jesus came in the flesh.

This sharpness was not a lack of love; it was love for the flock and loyalty to Christ. To treat every opinion as equally acceptable would leave believers vulnerable to deception. Doctrinal vigilance is an expression of genuine pastoral care.

Holding to Scripture as the Final Measure

Because false teachers could claim visions, prophetic utterances, or philosophical reasoning, the apostles consistently directed believers back to the written Word as the final measure. Paul reminded Timothy that the sacred writings are able to make one wise for salvation through faith in Christ and that all Scripture is God-breathed and useful for teaching, reproof, correction, and training in righteousness, so that the man of God may be fully equipped.

Peter pointed to the prophetic Word as a lamp shining in a dark place, made more sure by Christ’s fulfillment. He stressed that no prophecy of Scripture comes from someone’s own interpretation, for prophecy never had its origin in human desire, but men spoke from God as they were carried along by holy spirit.

By anchoring doctrine in Scripture rather than in ongoing revelations or human tradition, the apostles gave congregations a stable foundation. This is why writing down their teaching in letters and Gospels was so crucial. Believers in later generations would have the same Word by which to test any claim.

Doctrinal vigilance, then, is not a matter of chasing every new idea, but of constantly measuring all teaching against the Bible, interpreted carefully according to its historical and grammatical context.


The Role of Congregational Discipline

Discipline as an Expression of Love and Holiness

Because false teachers and moral corruption endanger the flock, the apostles did not only warn with words; they also instructed congregations to exercise discipline. Discipline is not about harshness or human control. It is the practical expression of Jehovah’s holiness and love within the community.

Jesus outlined a process for dealing with sin between brothers: private confrontation, then involving one or two witnesses, and finally telling the congregation if the person refuses to listen. If even then he remains unrepentant, the community is to regard him as an outsider. The goal is restoration, but the congregation cannot treat stubborn sin as if it were acceptable.

Paul applied this principle in the case of the immoral man in Corinth. He rebuked the congregation for boasting instead of mourning. They were to remove the wicked man from among themselves, handing him over to the realm outside the congregation so that his sinful nature might be humbled and, ultimately, that he might be saved in the day of the Lord. The immediate aim was the purity of the congregation, likened to keeping leaven from spreading through the whole batch.

This act was not vengeance. It was a sober recognition that tolerating open, unrepentant sin undermines the witness of the gospel and endangers others. Later, when the man apparently repented, Paul urged the congregation to forgive and comfort him, reaffirming love so that he would not be overwhelmed by sorrow. Discipline and restoration belong together.

Dealing With Divisive and False Teachers

The apostles also gave instructions for responding to those who spread false doctrine or create factions. Paul told Titus that a person who stirs up division by refusing sound teaching should be warned once and then a second time; after that, if he refuses to listen, the congregation should have nothing more to do with him, recognizing that he is warped and persists in sin.

To the Romans, Paul wrote that believers should watch out for those who cause divisions and obstacles contrary to the doctrine they had learned and should avoid them. Such people do not serve Christ but their own appetites; by smooth talk and flattery they deceive the hearts of the naive.

John instructed that anyone who does not bring the teaching of Christ—especially concerning His coming in the flesh and the moral obedience He requires—must not be received into the house in such a way that implies endorsement. To give public support to such a person is to share in his evil works.

These directives show that congregational discipline includes doctrinal boundaries. Hospitality and patience are vital Christian virtues, but they must not be confused with indifference to truth. When teachers persist in spreading error after being corrected, the congregation must distance itself in order to protect the flock and honor Christ.

Elders as Watchmen

Elders (overseers) bear particular responsibility in this area. They are to hold firmly to the trustworthy word as taught so that they can exhort with healthy instruction and refute those who contradict it. In places like Crete, where there were many rebellious people, empty talkers, and deceivers—especially among those pushing circumcision and human commandments—elders were to silence such teachers because they were upsetting whole households.

This does not mean elders rule harshly. They must be gentle, self-controlled, not quarrelsome, and examples to the flock. But they must also be courageous enough to confront error, even when it is unpopular. They will give account to the Chief Shepherd for how they have guarded His sheep.

The Congregation’s Responsibility

At the same time, doctrinal vigilance is not reserved to leaders alone. All believers are called to grow in discernment. The congregation in Berea was commended because they received the word with eagerness and examined the Scriptures daily to see whether the things Paul said were so. Their example shows that testing teaching against Scripture is a mark of noble-minded faith, not of unbelief.

Hebrews exhorts believers to grow beyond spiritual infancy, where they are easily swayed, and to become mature, having their senses trained to distinguish good from evil. This training comes through constant exposure to the Word and obedience to it.

When congregations as a whole love the truth, pray for their leaders, and refuse to tolerate teaching that departs from the apostolic gospel, they become resilient communities, able to withstand corrupting influences. When they neglect Scripture, downplay doctrine, or treat holiness lightly, they become vulnerable to every wind of teaching.


From the earliest days of the Jerusalem congregation to the final writings of John near the end of the first century, the story of Early Christianity is inseparable from the struggle against false teachers. The apostles, under Jehovah’s guidance, did not leave believers without protection. They exposed corrupting influences, confronted early Gnostic ideas, opposed both moral laxity and legalistic burdens, issued strong warnings, and established patterns of congregational discipline anchored in Scripture.

Their Spirit-inspired words still call Christians in every age to vigilance: to guard the gospel, to examine all teaching by the Bible, to live in holiness, and to protect the flock from those who would distort the grace of God. The dangers remain, but so does the all-sufficient Word by which Jehovah equips His people to stand.

You May Also Enjoy

From Bethlehem to Calvary: The Ministry and Atoning Death of Christ

About the Author

EDWARD D. ANDREWS (AS in Criminal Justice, BS in Religion, MA in Biblical Studies, and MDiv in Theology) is CEO and President of Christian Publishing House. He has authored over 220+ books. In addition, Andrews is the Chief Translator of the Updated American Standard Version (UASV).

CLICK LINKED IMAGE TO VISIT ONLINE STORE

CLICK TO SCROLL THROUGH OUR BOOKS

Exit mobile version