John 13:11

For he knew who should betray him; therefore said he, You are not all clean.

John 2:25

And needed not that any should testify of man: for he knew what was in man.

Matthew 26:24-25

The Son of man goes as it is written of him: but woe unto that man by whom the Son of man is betrayed! It would have been good for that man if he had not been born.

John 6:64-71

But there are some of you that believe not. For Jesus knew from the beginning who they were that believed not, and who would betray him.

John 13:2

And supper being ended, the devil having now put into the heart of Judas Iscariot, Simon's son, to betray him;

John 13:18

I speak not of you all: I know whom I have chosen: but that the scripture may be fulfilled, He that eats bread with me has lifted up his heel against me.

John 13:21

When Jesus had thus said, he was troubled in spirit, and testified, and said, Verily, verily, I say unto you, that one of you shall betray me.

John 13:26

Jesus answered, He it is, to whom I shall give a morsel, when I have dipped it. And when he had dipped the morsel, he gave it to Judas Iscariot, the son of Simon.

John 17:12

While I was with them in the world, I kept them in your name: those that you gave me I have kept, and none of them is lost, but the son of perdition; that the scripture might be fulfilled.

Treasury of Scripture Knowledge

Summary

For he knew who should betray him; therefore said he, Ye are not all clean.

Bible References

General references

John 13:18
I speak not of you all: I know whom I have chosen: but that the scripture may be fulfilled, He that eats bread with me has lifted up his heel against me.
John 2:25
And needed not that any should testify of man: for he knew what was in man.
John 6:64
But there are some of you that believe not. For Jesus knew from the beginning who they were that believed not, and who would betray him.
John 17:12
While I was with them in the world, I kept them in your name: those that you gave me I have kept, and none of them is lost, but the son of perdition; that the scripture might be fulfilled.
Matthew 26:24
The Son of man goes as it is written of him: but woe unto that man by whom the Son of man is betrayed! It would have been good for that man if he had not been born.