A token, pledge, or proof, Genesis 9:12,13 17:11 Exodus 3:12 Isaiah 8:18 . Also a supernatural portent, Luke 21:11; and a miracle, regarded as a token of the divine agency, Exodus 4:7-9 Mark 8:11 . The "signs of heaven" were the movements and aspects of the heavenly bodies, from which heathen astrologers pretended to obtain revelations, Isaiah 44:25 Jeremiah 10:2 . See SHIP .