Acts 16:4
And while they were traveling through the cities, they delivered to them the decrees which were adjudicated by the apostles and elders in Jerusalem, to keep.
Acts 15:28-29
For it seemed good to the Holy Ghost, and to us, to lay upon you no more burden than these necessary things,
Acts 15:2
And there being no small contention and disputation to Paul and Barnabas against them, they delegated Paul and Barnabas, and certain others of them, to go up to the apostles and elders in Jerusalem concerning this question.
Acts 11:30
and this they did, sending to the elders by the hands of Barnabas and Saul.
Acts 15:6
And the apostles and elders were convened to see about this problem.