Acts 12:25
And Barnabas and Saul returned from Jerusalem, having discharged their mission, and they brought with them John, surnamed 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 4:36
In this way Joseph, whom the Apostles gave the name of Bar-nabas--signifying 'Son of Encouragement' --a Levite, a native of Cyprus,
Acts 11:29-30
So the disciples decided to send relief, every one in proportion to his means, to the brethren living in Judaea.
Acts 13:1-52
Now there were in Antioch, in the Church there--as Prophets and teachers--barnabas, Symeon surnamed 'the black,' Lucius the Cyrenaean, Manaen (who was Herod the Tetrarch's foster-brother)
Acts 15:37
Barnabas, however, was bent on taking with them John, whose other name was Mark,
1 Peter 5:13
The Church in Babylon, chosen like yourselves by God, sends greetings, and so does Mark my son.