4 As they journeyed on from town to town, they delivered to the brothers to keep the decisions reached by the apostles and elders at Jerusalem.
Acts 16:4 Cross References - Williams
Acts 11:30
30 And this they did and sent it to the elders by Barnabas and Saul.
Acts 15:2
2 So, as a dire disturbance and a serious discussion had been created between Paul and Barnabas and them, they decided that Paul and Barnabas and some others from their number should go up to Jerusalem to confer with the apostles and elders about this question.
Acts 15:6
6 Now the apostles and elders met to consider this matter.
Acts 15:28-29
28 For the Holy Spirit and we have decided not to lay upon you any burden but these essential requirements,
29 that you abstain from everything that is offered to idols, from tasting blood, from the meat of animals that have been strangled, and from sexual immorality. If you keep yourselves free from these things, you will prosper. Good-by."