John having first preached — He mentions this, as a thing already known to them. And so doubtless it was. For it gave so loud an alarm to the whole Jewish nation, as could not but be heard of in foreign countries, at least as remote as Pisidia.
Related Commentaries of Acts 13:24
Acts 13:24
24 When John had first preached before his coming the baptism of repentance to all the people of Israel.