Not the Christian revelation (although some long ago debated even that.) But how long has it been since I read the Nichomachean Ethics? Book six? And the phronimos who had wisdom? I don't have my copy here . . .
True, cornelis -- but the Christian seems to be the type of revelation that general_re has in mind. (He lets us know he doesn't think much of it.) It seems that both Plato and Aristotle had a Source from which they were able to draw their most profound insights into the nature of man, the structure of consciousness, etc. This does have the quality of revelation, for they recognized this Source does not lie within the field of existent things....
A lot of people think that Aristotle, unlike Plato, was little interested in "divine things." Yet without the divine, there can be no wisdom, which is "higher" than mere knowledge such as can be known through the study of existent things. Nichomachean Ethics is replete with references to the divine....