But they did not understand this saying, and it was hid from them, so that they did not perceive it: and they feared to ask him concerning that saying.
These things his disciples did not understand at first: but when Jesus was glorified, then they remembered that these things were written of him, and that they had done these things to him.
The people answered him, We have heard out of the law that Christ remains for ever: and how can you say, The Son of man must be lifted up? Who is this Son of man?