(3) Concerning his (d) Son Jesus Christ our Lord, which was (e) made of the seed of David (f) according to the flesh;
(3) By declaring the sum of the doctrine of the Gospel, he stirs up the Romans to consider well the matter about which he is entreating them: so then he shows that Christ (who is the very substance and sum of the gospel) is the only Son of God the Father, who with regard to his humanity is born of the seed of David, but with regard to his divine and spiritual nature, by which he sanctified himself, is begotten of the Father from everlasting, as also manifestly appears by his mighty resurrection.
(d) This is a plain testimony of the person of Christ, that he is but one, and also a testimony of his two natures, and their properties.
(e) Who received flesh from the virgin who was David's daughter.
(f) As he is man: for this word "flesh", by the figure of speech synecdoche, is taken for man.