when.

Acts 9:24, 25
but Saul learned of their plot. Day and night they watched the city gates in order to kill him. . . .

Acts 17:10, 15
As soon as night had fallen, the brothers sent Paul and Silas away to Berea. On arriving there, they went into the Jewish synagogue. . . .

Matthew 10:23
When they persecute you in one town, flee to the next. Truly I tell you, you will not reach all the towns of Israel before the Son of Man comes.

Caesarea.

Acts 8:40
But Philip appeared at Azotus and traveled through that region, preaching the gospel in all the towns until he came to Caesarea.

or.

Matthew 16:13
When Jesus came to the region of Caesarea Philippi, He questioned His disciples: "Who do people say the Son of Man is?"

Tarsus.

Acts 9:11
"Get up!" the Lord told him. "Go to the house of Judas on Straight Street and ask for a man from Tarsus named Saul, for he is praying.

Acts 11:25
Then Barnabas went to Tarsus to look for Saul,