Why did Peter still find "some things hard to understand," writing in 66 a.d.. 17 years after the conference? 2 Peter 3:16.
Acts 15:1 - 41
NASB - 1 Some men came down from Judea and began teaching the brethren, "Unless you are circumcised according to the custom of Moses, you cannot be saved. 2 And when Paul and Barnabas had great dissension and debate with them, the brethren determined that Paul and Barnabas and some others of them should go up to Jerusalem to the apostles and elders concerning this issue.
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.