Acts 19:38

19:38 If then Demetrius and the craftsmen who are with him have a complaint against someone, the courts are open and there are proconsuls; let them bring charges against one another there.

Acts 15:36

Paul and Barnabas Part Company

15:36 After some days Paul said to Barnabas, “Let’s return and visit the brothers in every town where we proclaimed the word of the Lord to see how they are doing.”