Paul chooses Timothy as companion

16 ^1-5 He also went to Derbe and Lystra. At Lystra there was a disciple by the name of Timothy whose mother was a Jewish Christian, though his father was a Greek. Timothy was held in high regard by the brothers at Lystra and Iconium, and Paul wanted to take him on as his companion. Everybody knew his father was a Greek, and Paul therefore had him circumcised because of the attitude of the Jews in these places. As they went on their way through the cities they passed on to them for their observance the decisions which had been reached by the apostles and elders in Jerusalem. Consequently the churches grew stronger and stronger in the faith and their numbers increased daily.

Paul and Silas find their journey divinely directed

^6-9 They made their way through Phrygia and Galatia, but the Holy Spirit prevented them from speaking God’s message in Asia. When they came to Mysia they tried to enter Bithynia, but again the Spirit of Jesus would not allow them. So they passed by Mysia and came down to Troas, where one night Paul had a vision of a Macedonian man standing and appealing to him in the words: “Come over to Macedonia and help us!”