Acts 12:22-25

And the people shouted, saying, The voice of a god, and not of a man. And immediately an angel of the Lord smote him, because he gave not God the glory: and he was eaten of worms, and gave up the ghost. But the word of God grew and multiplied. And Barnabas and Saul returned from Jerusalem, when they had fulfilled their ministration, taking with them John whose surname was Mark.