19. Moreover, we possess the prophetic word as an altogether reliable thing. You do well if you pay attention to this as you would to a light shining in a murky place, until the day dawns and the morning star rises in your hearts.
20. Above all, you do well if you recognize this: No prophecy of scripture ever comes about by the prophet’s own imagination,
21. for no prophecy was ever borne of human impulse; rather, men carried along by the Holy Spirit spoke from God.