Acts 16:4
And as they passed through the cities they instructed them to observe the decrees determined on by the apostles and elders who were in Jerusalem.
Acts 15:28-29
For it has seemed good to the Holy Spirit and to us to lay upon you no greater burden than these necessary things:
Acts 15:2
A commotion therefore having taken place, and no small discussion on the part of Paul and Barnabas against them, they arranged that Paul and Barnabas, and certain others from amongst them, should go up to Jerusalem to the apostles and elders about this question.
Acts 11:30
which also they did, sending it to the elders by the hand of Barnabas and Saul.
Acts 15:6
And the apostles and the elders were gathered together to see about this matter.