Acts 16:4
As they went on their way through the cities, they delivered the decrees to them to keep which had been ordained by the apostles and elders who were at Jerusalem.
Acts 15:28-29
For it seemed good to the Holy Spirit, and to us, to lay no greater burden on you than these necessary things:
Acts 15:2
Therefore when Paul and Barnabas had no small discord and discussion with them, they appointed Paul and Barnabas, and some others of them, to go up to Jerusalem to the apostles and elders about this question.
Acts 11:30
which they also did, sending it to the elders by the hands of Barnabas and Saul.
Acts 15:6
The apostles and the elders were gathered together to see about this matter.