Mark 3:15

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

And he appointed twelve, designating them apostles, and that he might send them out to preach,

And he appointed the Twelve: Simon, to whom he gave the name Peter;

Jacob the son of Zebedee; John, the brother of Jacob, and he surnamed them Boanerges which means, So...