John 12:16

12:16 (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.)

John 12:34

12:34 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?”