But they did not understand this statement; its meaning had been concealed from them, so that they could not grasp it. Yet they were afraid to ask him about this statement.
(His disciples did not understand these things when they first happened, but when Jesus was glorified, then they remembered that these things were written about him and that these things had happened to him.)
Then the crowd responded, “We have heard from the law that the Christ will remain forever. How can you say, ‘The Son of Man must be lifted up’? Who is this Son of Man?”