John 12:4

But Judas Iscariot, one of His disciples, who was about to betray Him, says,

Matthew 10:4

Simon the Cananaean, and Judas Iscariot, who also betrayed Him.

Luke 6:16

and Judas son of James, and Judas Iscariot who became a betrayer;

John 6:70-71

Jesus answered them, "Did I not choose you, the twelve, and one of you is a devil?"

John 13:2

And, supper being in progress, the Devil having already put into the heart of Judas Iscariot, Simon's son, to betray Him,

John 13:26

Jesus, therefore, answereth, "He it is for whom I shall dip the morsel, and give it to him." Having, therefore, dipped the morsel, He taketh and giveth it to Judas, son of Simon Iscariot.

John 18:2-5

And Judas also, who betrayed Him, knew the place; because Jesus ofttimes resorted thither with His disciples.

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, "Did I not choose you, the twelve, and one of you is a devil?"
John 13:2
And, supper being in progress, the Devil having already put into the heart of Judas Iscariot, Simon's son, to betray Him,
John 18:2
And Judas also, who betrayed Him, knew the place; because Jesus ofttimes resorted thither with His disciples.
Matthew 10:4
Simon the Cananaean, and Judas Iscariot, who also betrayed Him.
Luke 6:16
and Judas son of James, and Judas Iscariot who became a betrayer;