John 12:34

The crowd answered him, "We have heard from the Law that the Christ remains forever; and how can you say, 'The Son of Man must be lifted up'? Who is this Son of Man?"

Matthew 8:20

And Jesus said to him, "Foxes have holes and birds of the air have nests, but the Son of Man has nowhere to lay his head."

John 10:34

Jesus answered them, "Is it not written in your law, 'I said, you are gods'?

Matthew 16:13

When Jesus came into the region of Caesarea Philippi, he asked his disciples, "Who do men say that the Son of Man is?"

Matthew 21:10

And when he entered Jerusalem, all the city was stirred, saying, "Who is this?"

Matthew 22:42-45

"What do you think about the Christ? Whose son is he?" They said to him, "The son of David."

John 3:14-16

And as Moses lifted up the serpent in the wilderness, so must the Son of Man be lifted up,

John 5:25-27

Truly, truly, I say to you, the hour is coming, and now is, when the dead will hear the voice of the Son of God; and those who hear will live.

John 8:53-58

Are you greater than our father Abraham? He died, and so did the prophets. Who do you claim to be?"

John 12:32

And I, when I am lifted up from the earth, will draw all men to myself."

John 15:25

But this is to fulfill the word that is written in their law, 'They hated me without a cause.'

Romans 3:19

Now we know that whatever the law says, it says to those who are under the law, so that every mouth may be stopped and the whole world may be held accountable to God.

Romans 5:18

So then, as one man's trespass led to condemnation for all men, so one man's act of righteousness leads to justification and life for all men.

Treasury of Scripture Knowledge

Summary

The people answered him, We have heard out of the law that Christ abideth for ever: and how sayest thou, The Son of man must be lifted up? who is this Son of man?

General references

Bible References

Who

John 3:14
And as Moses lifted up the serpent in the wilderness, so must the Son of Man be lifted up,
John 5:25
Truly, truly, I say to you, the hour is coming, and now is, when the dead will hear the voice of the Son of God; and those who hear will live.
John 8:53
Are you greater than our father Abraham? He died, and so did the prophets. Who do you claim to be?"
Matthew 16:13
When Jesus came into the region of Caesarea Philippi, he asked his disciples, "Who do men say that the Son of Man is?"
Matthew 21:10
And when he entered Jerusalem, all the city was stirred, saying, "Who is this?"
Matthew 22:42
"What do you think about the Christ? Whose son is he?" They said to him, "The son of David."

General references

Luke 9:45
But they did not understand this saying, and it was hidden from them so that they did not perceive it; and they were afraid to ask him about this saying.