This was probably about three years after his conversion, as Galatians 1:18, and was one of the visions and revelations he makes mention of, 2 Corinthians 12:1. A trance; a rapture and ecstasy, as Acts 10:10.
Related Commentaries of Acts 22:17
Acts 22:17
17 And it came to pass, that, when I was come again to Jerusalem, even while I prayed in the temple, I was in a trance;