Acts 15:37

And Barnabas gave counsel, to take with them John called also Mark:

Acts 12:12

And as he considered the thing, he came to the house of Mary the mother of one John, which was called Mark also, where many were gathered together in prayer.

Acts 12:25

And Barnabas and Saul returned to Jerusalem, when they had fulfilled their office, and took with them John, which was also called Mark.

Acts 13:5

And when they were come to Salamis, they showed the word of God in the synagogues of the Jews. And they had John to their minister.

Acts 13:13

When Paul, and they that were with him, had departed by ship from Paphos, they came to Perga a city of Pamphylia. And there departed John from them, and returned to Jerusalem.

Colossians 4:10

Aristarchus my prison fellow saluteth you; And Mark, Barnabas' sister's son: touching whom, ye received commandments. If he come unto you receive him:

2 Timothy 4:11

Only Luke is with me. Take Mark and bring him with thee, for he is necessary unto me for to minister.

Treasury of Scripture Knowledge

Summary

And Barnabas determined to take with them John, whose surname was Mark.

Bible References

John

Acts 12:12
And as he considered the thing, he came to the house of Mary the mother of one John, which was called Mark also, where many were gathered together in prayer.
Acts 13:5
And when they were come to Salamis, they showed the word of God in the synagogues of the Jews. And they had John to their minister.
Colossians 4:10
Aristarchus my prison fellow saluteth you; And Mark, Barnabas' sister's son: touching whom, ye received commandments. If he come unto you receive him:
2 Timothy 4:11
Only Luke is with me. Take Mark and bring him with thee, for he is necessary unto me for to minister.
Philemon 1:24
Mark, Aristarchus, Demas, Luke, my helpers.