Reply Obj. 3: When some particular work is proper to some agent, then that particular work is a sufficient proof of the whole power of that agent: thus, since the act of reasoning is proper to man, the mere fact that someone reasons about any particular proposition proves him to be a man. In like manner, since it is proper to God to work miracles by His own power, any single miracle worked by Christ by His own power is a sufficient proof that He is God. _______________________
QUESTION 44
OF (CHRIST'S) MIRACLES CONSIDERED SPECIFICALLY
(In Four Articles)
We have now to consider each kind of miracle:
(1) The miracles which He worked in spiritual substances;
(2) The miracles which He worked in heavenly bodies;
(3) The miracles which He worked in man;
(4) The miracles which He worked in irrational creatures. _______________________
FIRST ARTICLE [III, Q. 44, Art. 1]
Whether Those Miracles Were Fitting Which Christ Worked in Spiritual
Substances?