“But you and your sons with you are to guard your priesthood for all matters at the slaughter-place and behind the veil, and you shall serve. I have given you the priesthood as a gift for service, but the stranger who comes near is put to death.”
And having called His twelve taught ones near, He gave them authority over unclean spirits, to cast them out, and to heal every disease and every bodily weakness.
they shall take up snakes, and if they drink any deadly drink it shall by no means hurt them, they shall lay hands on the sick and they shall get well.”