Acts 16:9-12 New King James Version (NKJV)
9 And a vision appeared to Paul in the night. A man of Macedonia stood and pleaded with him, saying, “Come over to Macedonia and help us.” 10 Now after he had seen the vision, immediately we sought to go to Macedonia, concluding that the Lord had called us to preach the gospel to them.
Lydia Baptized at Philippi
11 Therefore, sailing from Troas, we ran a straight course to Samothrace, and the next day came to Neapolis, 12 and from there to Philippi, which is the foremost city of that part of Macedonia, a colony. And we were staying in that city for some days.