Mark 3:14

The unclean spirits, whenever they saw him, fell down before him and cried, “You are the Son of God!”

He sternly warned them that they should not make him known.

He went up into the mountain and called to himself those whom he wanted, and they went to him.

and to have authority to heal sicknesses and to cast out demons:

Simon (to whom he gave the name Peter);

James the son of Zebedee; and John, the brother of James, (whom he called Boanerges, which means, Sons of Thunder);