Matthew 26:14

Then one of the twelve, he who was called Judas Iscariote, went to the chief priests

Matthew 10:4

Simon the Cananaean, and Judas the Iscariote, who also delivered him up.

Luke 22:3-6

And Satan entered into Judas, who was surnamed Iscariote, being of the number of the twelve.

John 13:2

And during supper, the devil having already put it into the heart of Judas son of Simon, Iscariote, that he should deliver him up,

John 13:30

Having therefore received the morsel, he went out immediately; and it was night.

Matthew 26:25

And Judas, who delivered him up, answering said, Is it I, Rabbi? He says to him, Thou hast said.

Matthew 26:47

And while he was yet speaking, behold, Judas, one of the twelve, came, and with him a great crowd with swords and sticks from the chief priests and elders of the people.

Matthew 27:3

Then Judas, who delivered him up, seeing that he had been condemned, filled with remorse, returned the thirty pieces of silver to the chief priests and the elders,

Mark 14:10-11

And Judas Iscariote, one of the twelve, went away to the chief priests that he might deliver him up to them;

John 6:70-71

Jesus answered them, Have not I chosen you the twelve? and of you one is a devil.

John 12:4

One of his disciples therefore, Judas son of Simon, Iscariote, who was about to deliver him up, says,

John 18:2

And Judas also, who delivered him up, knew the place, because Jesus was often there, in company with his disciples.

Acts 1:16

Brethren, it was necessary that the scripture should have been fulfilled, which the Holy Spirit spoke before, by the mouth of David, concerning Judas, who became guide to those who took Jesus;

Treasury of Scripture Knowledge

Summary

Then one of the twelve, called Judas Iscariot, went unto the chief priests,

Bible References

One

Mark 14:10
And Judas Iscariote, one of the twelve, went away to the chief priests that he might deliver him up to them;
Luke 22:3
And Satan entered into Judas, who was surnamed Iscariote, being of the number of the twelve.
John 13:2
And during supper, the devil having already put it into the heart of Judas son of Simon, Iscariote, that he should deliver him up,