Against the Arians: Since the Word is from God, He must be Son. Since the Son is from everlasting, He must be the Word; else either He is superior to the Word, or the Word is the Father. Texts of the New Testament which state the unity of the Son with the Father; therefore the Son is the Word. Three hypotheses refuted--1. That the Man is the Son; 2. That the Word and Man together are the Son; 3. That the Word became Son on His incarnation. Texts of the Old Testament which speak of the Son. If they are merely prophetical, then those concerning the Word may be such also · Theoria