Albert Barnes on Acts 11:22

Then tidings, etc. The church at Jerusalem heard of this. It was natural that so remarkable an occurrence as the conversion of the Gentiles, and the extraordinary success of the gospel in a splendid and mighty city, should be reported at Jerusalem, and excite deep interest there.

And they sent forth. To aid the disciples there, and to give them their sanction. They had done a similar thing in the revival which occurred in Samaria. Acts 8:14.

Barnabas. See Acts 4:36,37. He was a native of Cyprus, and was probably well acquainted with Antioch. He was, therefore, peculiarly qualified for the work on which they sent him.

(+) "tidings" "report" (d) "sent forth Barnabas" Acts 9:27