Acts 12:25
And Barnabas and Saul returned from Jerusalem, when they had fulfilled their ministry, and took with them John, whose surname was Mark.
Acts 12:12
And when he had considered the thing, he came to the house of Mary the mother of John, whose surname was Mark; where many were gathered together praying.
Acts 4:36
And Joses, who by the apostles was surnamed Barnabas, (which is, being interpreted, The son of consolation,) a Levite, and of the country of Cyprus,
Acts 11:29-30
Then the disciples, every man according to his ability, determined to send relief unto the brethren which dwelt in Judaea:
Acts 13:1-52
Now there were in the church that was at Antioch certain prophets and teachers; as Barnabas, and Simeon that was called Niger, and Lucius of Cyrene, and Manaen, which had been brought up with Herod the tetrarch, and Saul.
Acts 15:37
And Barnabas determined to take with them John, whose surname was Mark.
1 Peter 5:13
The church that is at Babylon, elected together with you, saluteth you; and so doth Marcus my son.