4 And as they went through the cities, they delivered them the decrees to keep, that were ordained of the apostles and elders who were at Jerusalem.
Acts 16:4 Cross References - KJ2000
Acts 11:30
30 Which also they did, and sent it to the elders by the hands of Barnabas and Saul.
Acts 15:2
2 When therefore Paul and Barnabas had no small dissension and dispute with them, they determined that Paul and Barnabas, and certain other of them, should go up to Jerusalem unto the apostles and elders about this question.
Acts 15:6
6 And the apostles and elders came together to consider this matter.