By asking, “Whom do men say that the Son of Man is?” He implied that something ought to be thought respecting Him beyond what appeared, for He was the Son of Man. And in thus enquiring after men’s opinion respecting Himself, we are not to think that He made confession of Himself; for that which He asked for was something concealed, to which the faith of believers ought to extend itself.
We must hold that form of confession, that we so mention the Son of God as not to forget the Son of Man, for the one without the other offers us no hope of salvation; and therefore He said emphatically, “Whom do men say that the Son of Man is?”
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).