The Republic by Plato Part 2 Page 82

gods are themselves unchangeable, still by witchcraft and deception they may make us think that they appear in various forms?

Perhaps, he replied.

Well, but can you imagine that God will be willing to lie, whether in word or deed, or to put forth a phantom of himself?

I cannot say, he replied.

Do you not know, I said, that the true lie, if such an expression may be allowed, is hated of gods and men?

What do you mean? he said.

I mean that no one is willingly deceived in that which is the truest and highest part of himself, or about the truest and highest matters; there, above all, he is most afraid of a lie having possession of him.