SIXTH ARTICLE [II-II, Q. 171, Art. 6]

Whether Things Known or Declared Prophetically Can Be False?

Objection 1: It would seem that things known or declared

prophetically can be false. For prophecy is about future

contingencies, as stated above (A. 3). Now future contingencies may

possibly not happen; else they would happen of necessity. Therefore

the matter of prophecy can be false.

Obj. 2: Further, Isaias prophesied to Ezechias saying (Isa. 38:1):

"Take order with thy house, for thou shalt surely die, and shalt not

live," and yet fifteen years were added to his life (4 Kings 20:6).

Again the Lord said (Jer. 18:7, 8): "I will suddenly speak against a

nation and against a kingdom, to root out and to pull down and to

destroy it. If that nation against which I have spoken shall repent

of their evil, I also will repent of the evil that I have thought to

do them." This is instanced in the example of the Ninevites,

according to John 3:10: "The Lord [Vulg.: 'God'] had mercy with

regard to the evil which He had said that He would do to them, and He

did it not." Therefore the matter of prophecy can be false.

Obj. 3: Further, in a conditional proposition, whenever the

antecedent is absolutely necessary, the consequent is absolutely

necessary, because the consequent of a conditional proposition stands

in the same relation to the antecedent, as the conclusion to the

premises in a syllogism, and a syllogism whose premises are necessary

always leads to a necessary conclusion, as we find proved in I

Poster. 6. But if the matter of a prophecy cannot be false, the

following conditional proposition must needs be true: "If a thing has

been prophesied, it will be." Now the antecedent of this conditional

proposition is absolutely necessary, since it is about the past.

Therefore the consequent is also necessary absolutely; yet this is

unfitting, for then prophecy would not be about contingencies.

Therefore it is untrue that the matter of prophecy cannot be false.

_On the contrary,_ Cassiodorus says [*Prol. in Psalt. i] that

"prophecy is a Divine inspiration or revelation, announcing the issue

of things with invariable truth." Now the truth of prophecy would not

be invariable, if its matter could be false. Therefore nothing false

can come under prophecy.

_I answer that,_ As may be gathered from what has been said (AA. 1,

3, 5), prophecy is a kind of knowledge impressed under the form of

teaching on the prophet's intellect, by Divine revelation. Now the

truth of knowledge is the same in disciple and teacher since the

knowledge of the disciple is a likeness of the knowledge of the

teacher, even as in natural things the form of the thing generated is

a likeness of the form of the generator. Jerome speaks in this sense

when he says [*Comment. in Daniel ii, 10] that "prophecy is the seal

of the Divine foreknowledge." Consequently the same truth must needs

be in prophetic knowledge and utterances, as in the Divine knowledge,

under which nothing false can possibly come, as stated in the First

Part (Q. 16, A. 8). Therefore nothing false can come under prophecy.

Reply Obj. 1: As stated in the First Part (Q. 14, A. 13) the

certitude of the Divine foreknowledge does not exclude the

contingency of future singular events, because that knowledge regards

the future as present and already determinate to one thing. Wherefore

prophecy also, which is an "impressed likeness" or "seal of the

Divine foreknowledge," does not by its unchangeable truth exclude the

contingency of future things.

Reply Obj. 2: The Divine foreknowledge regards future things in two

ways. First, as they are in themselves, in so far, to wit, as it sees

them in their presentiality: secondly, as in their causes, inasmuch

as it sees the order of causes in relation to their effects. And

though future contingencies, considered as in themselves, are

determinate to one thing, yet, considered as in their causes, they

are not so determined but that they can happen otherwise. Again,

though this twofold knowledge is always united in the Divine

intellect, it is not always united in the prophetic revelation,

because an imprint made by an active cause is not always on a par

with the virtue of that cause. Hence sometimes the prophetic

revelation is an imprinted likeness of the Divine foreknowledge, in

so far as the latter regards future contingencies in themselves: and

such things happen in the same way as foretold, for example this

saying of Isa. 7:14: "Behold a virgin shall conceive." Sometimes,

however, the prophetic revelation is an imprinted likeness of the

Divine foreknowledge as knowing the order of causes to effects; and

then at times the event is otherwise than foretold. Yet the prophecy

does not cover a falsehood, for the meaning of the prophecy is that

inferior causes, whether they be natural causes or human acts, are so

disposed as to lead to such a result. In this way we are to

understand the saying of Isa. 38:1: "Thou shalt die, and not live";

in other words, "The disposition of thy body has a tendency to

death": and the saying of Jonah 3:4, "Yet forty days, and Nineveh

shall be destroyed," that is to say, "Its merits demand that it

should be destroyed." God is said "to repent," metaphorically,

inasmuch as He bears Himself after the manner of one who repents, by

"changing His sentence, although He changes not His counsel" [*Cf. I,

Q. 19, A. 7, ad 2].

Reply Obj. 3: Since the same truth of prophecy is the same as

the truth of Divine foreknowledge, as stated above, the conditional

proposition: "If this was prophesied, it will be," is true in the same

way as the proposition: "If this was foreknown, it will be": for in

both cases it is impossible for the antecedent not to be. Hence the

consequent is necessary, considered, not as something future in our

regard, but as being present to the Divine foreknowledge, as stated in

the First Part (Q. 14, A. 13, ad 2).

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Summa Theologica, Part II-II (Secunda Secundae) Translated by Fathers of the English Dominican Province · 第 1010 / 1128 题