Acts 15:4 describes the council's welcome; the letter in 15:23 is its conclusion sent to the churches.

Acts 15:22 shows the selection of delegates to deliver the letter; the letter in 15:23 is that document.

Acts 15:1 records the circumcision dispute that triggered the council — providing immediate context for the letter sent.

Acts 15:41 shows Paul strengthening churches in Syria and Cilicia, the very regions addressed in this letter.

Acts 11:18 records the first acceptance of Gentile repentance, foreshadowing the council's decision formalized here.

Acts 14:27 describes Paul and Barnabas reporting God's opening the door to Gentiles, setting the stage for this letter.

Acts 21:25 explicitly cites this letter's decision about Gentiles, referencing the same prohibitions.

Acts 21:18 shows James and the elders together again, confirming the leadership group who authored this letter.

Acts 11:30 shows the Antioch church sending relief to Jerusalem elders — highlighting the same elder structure and Jerusalem-Antioch link.

Acts 14:23 records Paul appointing elders — both emphasize the role of elders in early church governance.

Galatians 2:9 records the same Jerusalem leaders—James, Peter, John—recognizing Paul's mission, backing this letter's authority.

Galatians 1:21 notes Paul's later ministry in Syria and Cilicia, the same regions as the letter's recipients.

James 1:1 is a letter opening from James; Acts 15:23 also includes James among the senders.