John 12:4

whereupon one of his disciples, Judas Iscariot, Simon's son, who was to betray him,

Matthew 10:4

and Judas Iscariot, who also betrayed him.

Luke 6:16

Jude the brother of James, and Judas Iscariot, who prov'd the traitor.

John 6:70-71

Jesus answered them, have I not chosen you all twelve, and yet one of you is an avowed enemy?

John 13:2

while they were at supper, (the devil having now put it into the heart of Judas Iscariot, Simon's son, to betray him) Jesus,

John 13:26

Jesus answered, he it is, to whom I shall give a sop, when I have made it. and when he had made the sop, he gave it to Judas Iscariot, the son of Simon.

John 18:2-5

now Judas, who was to betray him, knew the place: for Jesus and his disciples had frequently assembled there.

Treasury of Scripture Knowledge

Summary

Then saith one of his disciples, Judas Iscariot, Simon's son, which should betray him,

Bible References

Judas iscariot

John 6:70
Jesus answered them, have I not chosen you all twelve, and yet one of you is an avowed enemy?
John 13:2
while they were at supper, (the devil having now put it into the heart of Judas Iscariot, Simon's son, to betray him) Jesus,
John 18:2
now Judas, who was to betray him, knew the place: for Jesus and his disciples had frequently assembled there.
Matthew 10:4
and Judas Iscariot, who also betrayed him.
Luke 6:16
Jude the brother of James, and Judas Iscariot, who prov'd the traitor.