Acts 15:37

And, Barnabas, was minded to take with them John also, called Mark;

Acts 12:12

And, considering the matter, he came unto the house of Mary, the mother of John who was surnamed Mark, where a considerable number were gathered together and praying.

Acts 12:25

And, Barnabas and Saul, returned unto Jerusalem, fulfilling the ministering, taking with them John who was surnamed Mark.

Acts 13:5

And, coming to be in Salamis, they declared the word of God in the synagogues of the Jews; - and they had, John also, as an attendant.

Acts 13:13

And, setting sail from Paphos, Paul's company came into Perga of Pamphylia; but, John, withdrawing from them, returned unto Jerusalem.

Colossians 4:10

Aristarchus, my fellow-captive, saluteth you; and Mark, the first cousin of Barnabas, - concerning whom ye have received commands - if he come unto you, give him welcome;

2 Timothy 4:11

Luke, alone is with me. Receiving, Mark, back, bring him with thyself, for he is very useful to me for ministering;

Treasury of Scripture Knowledge

Summary

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

Bible References

John

Acts 12:12
And, considering the matter, he came unto the house of Mary, the mother of John who was surnamed Mark, where a considerable number were gathered together and praying.
Acts 13:5
And, coming to be in Salamis, they declared the word of God in the synagogues of the Jews; - and they had, John also, as an attendant.
Colossians 4:10
Aristarchus, my fellow-captive, saluteth you; and Mark, the first cousin of Barnabas, - concerning whom ye have received commands - if he come unto you, give him welcome;
2 Timothy 4:11
Luke, alone is with me. Receiving, Mark, back, bring him with thyself, for he is very useful to me for ministering;
Philemon 1:24
Mark, Aristarchus, Demas, Luke, - my fellow-workers.