If someone considers the prophetic writings with all the diligence and reverence they are worth, while he reads and examines with great care, it is certain that in that very act he will be struck in his mind and senses by some more divine breath and will recognize that the books he reads have not been produced in a human way, but are words of God.
OrigenNow the true soldiers of Christ must always be prepared to do battle for the truth, and must never, so far as lies with them, allow false convictions to creep in.
OrigenThis opinion, however, is held by most, that the devil was an angel, and that, having become an apostate, he induced as many of the angels as possible to fall away with himself, and these up to the present time are called his angels.
Origen