Acts 6:9 names Jews from Asia, Cyrene, and Alexandria, regions overlapping with Acts 2:9, disputing with Stephen.

Acts 19:10 reports that all in Asia heard the gospel, fulfilling the spread implied by the Pentecost list in Acts 2:9.

In Acts 20:16, Paul hurries to Jerusalem for Pentecost — the same feast where listeners from Asia (listed here) heard the gospel.

Acts 7:2 locates God's appearance to Abraham in Mesopotamia, linking that region to the patriarch and to the Jewish heritage of Pentecost pilgrims.

Acts 16:6 describes Paul traveling through Phrygia and being forbidden to enter Asia, both regions from Acts 2:9.

Acts 18:2 introduces Aquila from Pontus, one of the regions in Acts 2:9, exemplifying a diaspora Jew who becomes a Christian.

In Acts 20:18, Paul recalls his first day in Asia — the region whose inhabitants were present at Pentecost here.

Isaiah 11:11 prophesies gathering God's remnant from Elam and other lands, directly prefiguring the Pentecost crowd from those regions.

1 Peter 1:1 addresses the same diaspora regions (Cappadocia, Pontus, Asia) as Acts 2:9, showing the spread of the early church.

2 Kings 17:6 records the deportation of Israelites to Media, showing the Jewish diaspora from Media present at Pentecost.

Isaiah 21:2 calls Elam and Media to attack Babylon, opposite to their peaceful pilgrimage to Jerusalem at Pentecost.