Acts 15:37
Barnabas, however, was bent on taking with them John, whose other name was Mark,
Acts 12:12
So, after thinking things over, he went to the house of Mary, the mother of John surnamed Mark, where a large number of people were assembled, praying.
Acts 12:25
And Barnabas and Saul returned from Jerusalem, having discharged their mission, and they brought with them John, surnamed Mark.
Acts 13:5
Having reached Salamis, they began to announce God's Message in the synagogues of the Jews. And they had John as their assistant.
Acts 13:13
From Paphos, Paul and his party put out to sea and sailed to Perga in Pamphylia. John, however, left them and returned to Jerusalem.
Colossians 4:10
Aristarchus my fellow prisoner sends greeting to you, and so does Barnabas's cousin Mark. You have received instructions as to him; if he comes to you, give him a welcome.
2 Timothy 4:11
Luke is the only friend I now have with me. Call for Mark on your way and bring him with you, for he is a great help to me in my ministry.