Capítulo XXXIV da Summa Contra Gentiles, de São Tomás de Aquino:
Of the Error of Theodore of Mopsuestia concerning the Union of the Word with Man
BY the foregoing chapters it appears that neither was the divine nature wanting to Christ, as Photinus said; nor a true human body, according to the error of the Manicheans; nor again a human soul, as Arius and Apollinaris supposed. These three substances then meet in Christ, the Divinity, a human soul, and a true human body. It remains to enquire, according to the evidence of Scripture, what is to be thought of the union of the three. Theodore of Mopsuestia, then, and Nestorius, his follower, brought out the following theory of this union.