Acts 18:11

So he settled there for a year and six months, teaching them the word of God.

Acts 14:3

Here they spent a considerable time, speaking fearlessly about the Lord, who attested the word of his grace by allowing signs and wonders to be performed by them.

Acts 19:10

This went on for two years, so that all the inhabitants of Asia, Jews as well as Greeks, heard the word of the Lord.

Acts 20:31

So be on the alert, remember how for three whole years I never ceased night and day to watch over each one of you with tears.

Treasury of Scripture Knowledge

Summary

And he continued there a year and six months, teaching the word of God among them.

Bible References

He

Acts 14:3
Here they spent a considerable time, speaking fearlessly about the Lord, who attested the word of his grace by allowing signs and wonders to be performed by them.
Acts 19:10
This went on for two years, so that all the inhabitants of Asia, Jews as well as Greeks, heard the word of the Lord.
Acts 20:31
So be on the alert, remember how for three whole years I never ceased night and day to watch over each one of you with tears.