Acts 16:8-11

And they passing by Mysia came down to Troas. And a vision appeared to Paul in the night; There stood a man of Macedonia, and prayed him, saying, Come over into Macedonia, and help us. And after he had seen the vision, immediately we endeavoured to go into Macedonia, assuredly gathering that the Lord had called us for to preach the gospel unto them. Therefore loosing from Troas, we came with a straight course to Samothracia, and the next day to Neapolis