12 When he realized this, he went to the house of Mary, the mother of John whose other name was Mark, where many were gathered together and were praying.

25 And Barnabas and Saul returned from [1] Jerusalem when they had completed their service, bringing with them John, whose other name was Mark.

Paul and Barnabas at Antioch in Pisidia

13 Now Paul and his companions set sail from Paphos and came to Perga in Pamphylia. And John left them and returned to Jerusalem,

37 Now Barnabas wanted to take with them John called Mark. 38 But Paul thought best not to take with them one who had withdrawn from them in Pamphylia and had not gone with them to the work. 39 And there arose a sharp disagreement, so that they separated from each other. Barnabas took Mark with him and sailed away to Cyprus,

10 Aristarchus my fellow prisoner greets you, and Mark the cousin of Barnabas (concerning whom you have received instructions—if he comes to you, welcome him),

11 Luke alone is with me. Get Mark and bring him with you, for he is very useful to me for ministry.

24 and so do Mark, Aristarchus, Demas, and Luke, my fellow workers.

13 She who is at Babylon, who is likewise chosen, sends you greetings, and so does Mark, my son.