Acts 15:36-39

36 After some days Sha'ul said to Bar-Nabba, "Let's return now and visit our brothers in every city in which we proclaimed the word of the Lord, to see how they are doing."
37 Bar-Nabba planned to take Yochanan with them also, who was called Mark.
38 But Sha'ul didn't think that it was a good idea to take with them someone who withdrew from them from Pamphylia, and didn't go with them to do the work.
39 Then there arose a sharp contention, so that they separated from each other. Bar-Nabba took Mark with him, and sailed away to Cyprus,
The Hebrew Names Version is in the public domain.