He appointed Twelve, whom he also named Apostles, that they might be with him and he might send them forth to preach and to have authority to drive out demons. Mark 3:14–15
In their synagogue was a man with an unclean spirit; he cried out, “What have you to do with us, Jesus of Nazareth? Have you come to destroy us? I know who you are–the Holy One of God!” Jesus rebuked him and said, “Quiet! Come out of him!” Mark 1:23–25