A documentary analysis of Romans’ ending shows chapter 16 is authentic, verse 24 is secondary, and the doxology belongs after 16:23.
P118, P. Köln 10311: A Second-Century Witness to Romans 15:26–27, 32–33; 16:1, 4–7, 11–12
Papyrus 118, an early Greek manuscript of Romans, is crucial for understanding the text's transmission and structure in early Christianity.
PAPYRUS 118 (P118) P. Koln 10311 Dating to About 150-200 A.D., Which Contains Verses from Romans 15 & 16
Interesting;y, the text of 𝔓118 runs straight through Romans 15:33 to 16:1, so it differs from 𝔓46, which has the doxology (usually printed at 16:25-27) immediately following 15:33.

