Acts 6:3

6:3 But carefully select from among you, brothers, seven men who are well-attested, full of the Spirit and of wisdom, whom we may put in charge of this necessary task.

Acts 13:46

13:46 Both Paul and Barnabas replied courageously, “It was necessary to speak the word of God to you first. Since you reject it and do not consider yourselves worthy of eternal life, we are turning to the Gentiles.

Acts 15:5

15:5 But some from the religious party of the Pharisees who had believed stood up and said, “It is necessary to circumcise the Gentiles and to order them to observe the law of Moses.”