The New Testament church was characterized by exciting miracles and supernatural anointing, but it was not immune to division. The earliest churches suffered splits—not only because of doctrine but also because of bitter personal disputes.
Even the apostle Paul, who modeled Christian affection and implored his followers to preserve the bond of love, had an unfortunate disagreement with his close colleague, Barnabas, early in their ministry partnership.
The exact nature of their argument is a mystery. We only know that Paul did not want to take John Mark, Barnabas' cousin, on his second missionary journey because the young disciple had deserted the team in Pamphylia. Acts 15:39 says: "And there occurred such a sharp disagreement that they separated from one another, and Barnabas took Mark with him and sailed to Cyprus. (NASB)" read more