QUESTION 19

OF THE UNITY OF CHRIST'S OPERATION
(In Four Articles)

We must now consider the unity of Christ's operation; and under this head there are four points of inquiry:

(1) Whether in Christ there was one or several operations of the Godhead and Manhood?

(2) Whether in Christ there were several operations of the human nature?

(3) Whether Christ by His human operation merited anything for Himself?

(4) Whether He merited anything for us by it? _______________________

FIRST ARTICLE [III, Q. 19, Art. 1]

Whether in Christ There Is Only One Operation of the Godhead and
Manhood?

Objection 1: It would seem that in Christ there is but one operation of the Godhead and the Manhood. For Dionysius says (Div. Nom. ii): "The most loving operation of God is made manifest to us by the supersubstantial Word having taken flesh integrally and truly, and having operated and suffered whatsoever befits His human and Divine operation." But he here mentions only one human and Divine operation, which is written in Greek theandrike, i.e. God-manlike. Hence it seems that there is but one composite operation in Christ.

Obj. 2: Further, there is but one operation of the principal and instrumental agent. Now the human nature in Christ was the instrument of the Divine, as was said above (Q. 7, A. 1, ad 3; Q. 8, A. 1, ad 1; Q. 18, A. 1, ad 2). Hence the operations of the Divine