Acts 15:37
And Barnabas had a desire to take with them John, named Mark.
Acts 12:12
And when he became clear about this, he went to the house of Mary, the mother of John named Mark, where a number of them had come together for prayer.
Acts 12:25
And Barnabas and Saul came back from Jerusalem, when their work was ended, taking with them John named Mark.
Acts 13:5
And at Salamis they were preaching the word of God in the Synagogues of the Jews: and John was with them, helping them.
Acts 13:13
Then Paul and those who were with him went by ship from Paphos and came to Perga in Pamphylia: and there John went away from them and came back to Jerusalem.
Colossians 4:10
Aristarchus, my brother-prisoner, sends his love to you, and Mark, a relation of Barnabas (about whom you have been given orders: if he comes to you, be kind to him),
2 Timothy 4:11
Only Luke is with me. Get Mark and take him with you; for he is of use to me in the work.