John 12:4

Then said Judas (the Iscariot, one of the Twelve--the one who afterwards betrayed Jesus)

Matthew 10:4

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

Luke 6:16

James's relative Judas, and Judas Iscariot who proved to be a traitor.

John 6:70-71

"Did not I choose you--the Twelve?" said Jesus, "and even of you one is a devil."

John 13:2

While supper was proceeding, the Devil having by this time suggested to Judas Iscariot, the son of Simon, the thought of betraying Him, Jesus,

John 13:26

"It is the one," answered Jesus, "for whom I shall dip this piece of bread and to whom I shall give it." Accordingly He dipped the piece of bread, and took it and gave it to Judas, the son of the Iscariot Simon.

John 18:2-5

Now Judas also, who at that very time was betraying Him, knew the place, for Jesus had often resorted there 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
"Did not I choose you--the Twelve?" said Jesus, "and even of you one is a devil."
John 13:2
While supper was proceeding, the Devil having by this time suggested to Judas Iscariot, the son of Simon, the thought of betraying Him, Jesus,
John 18:2
Now Judas also, who at that very time was betraying Him, knew the place, for Jesus had often resorted there with His disciples.
Matthew 10:4
Simon the Cananaean, and Judas the Iscariot, who also betrayed Him.
Luke 6:16
James's relative Judas, and Judas Iscariot who proved to be a traitor.