In Antioch Barnabas and Saul teach a great crowd for a whole year, and there the disciples are first called Christians.
Acts 11:26–27World English Bible
26When he had found him, he brought him to Antioch. For a whole year they were gathered together with the assembly, and taught many people. The disciples were first called Christians in Antioch.27Now in these days, prophets came down from Jerusalem to Antioch.