Parallel
Acts 12:25
World English Bible British Edition · Berean Standard Bible
Barnabas and Saul returned to Jerusalem when they had fulfilled their service, also taking with them John who was called Mark.
When Barnabas and Saul had fulfilled their mission to Jerusalem, they returned (note: Or had fulfilled their mission, they returned to Jerusalem; NE and TR had fulfilled their mission, they returned from Jerusalem), bringing with them John, also called Mark.