Treasury of Scripture Knowledge
When Peter realized this, he went to the house of Mary, the mother of John Mark, where many people had gathered together and were praying.
When they arrived in Salamis, they began to proclaim the word of God in the Jewish synagogues. (Now they also had John as their assistant.)
Aristarchus, my fellow prisoner, sends you greetings, as does Mark, the cousin of Barnabas (about whom you received instructions; if he comes to you, welcome him).
2 Timothy 4:11
Only Luke is with me. Get Mark and bring him with you, because he is a great help to me in ministry.
Mark, Aristarchus, Demas and Luke, my colaborers, greet you too.