[84] And again he says, "The priest shall not be a man by himself, when he goeth into the holy of holies, until he cometh out;" [70] speaking not with reference to the motions of the body, but to those of the soul; for the mind, while it is offering holy sacrifices to God in all purity, is not a human but a divine mind; but when it is serving any human object, it then descends from heaven and becomes changed, or rather it falls to the earth and goes out, even though the mind may still remain within.