Acts 16:12
and from there to Philippi, a city of the principal district of Macedonia, [which was] a Roman colony. We stayed in this city for a number of days.
Philippians 1:1
[This letter is from] Paul and Timothy, slaves of Christ Jesus, [and is being sent] to all the saints [i.e., God's holy people] who are at Philippi [Note: This is a town in present-day northeastern Greece, and the first place in Europe where Paul established Christianity], along with the overseers [Note: These men were also called elders, shepherds or pastors] and deacons.
1 Thessalonians 2:2
But [even though] we had already suffered and been mistreated at Philippi [See Acts 16:19-24], as you people know, we had the boldness, [with help] from God, to tell you His message in spite of much struggle [i.e., opposition].
Acts 20:6
And we [ourselves] sailed away from Philippi after the Festival of Unleavened Bread [Note: This was the Jewish feast commemorating deliverance from Egyptian bondage], and five days later [we] joined them at Troas [i.e., the seven men mentioned in verses
Acts 16:9
Then one night [while asleep] Paul had a vision [i.e., an inspired dream] in which a man from Macedonia [i.e., northern Greece] stood in front of him begging, "Come over to Macedonia to help us."
Acts 16:21
and they are teaching people to observe customs which we Romans are not permitted to accept or practice."