Tertullian On Monogamy Accordingly he says more manifestly: "And every (man) who hath this hope in Him maketh himself chaste, just as Himself withal is chaste."[16] Tertullian On Modesty and accordingly, "he who is being born of God doeth not sin, because the seed of God abideth in him; and he cannot sin, because he hath been born of God. Herein are manifest the sons of God and the sons of the devil."[249]