Acts 18:11

18:11 So he stayed there a year and six months, teaching the word of God among them.

Acts 20:18

20:18 When they arrived, he said to them, “You yourselves know how I lived the whole time I was with you, from the first day I set foot in the province of Asia,

Acts 20:31

20:31 Therefore be alert, remembering that night and day for three years I did not stop warning each one of you with tears.

Romans 10:18

10:18 But I ask, have they not heard? Yes, they have: Their voice has gone out to all the earth, and their words to the ends of the world.