Mark 3:19
and Judas Iscariote, who also delivered him up. And they come to the house.
Matthew 26:14-16
Then one of the twelve, he who was called Judas Iscariote, went to the chief priests
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 27:3-5
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,
John 6:64
But there are some of you who do not believe. For Jesus knew from the beginning who they were who did not believe, and who would deliver him up.
John 6:71
Now he spoke of Judas the son of Simon, Iscariote, for he it was who should deliver him up, being one of the twelve.
John 12:4-6
One of his disciples therefore, Judas son of Simon, Iscariote, who was about to deliver him up, says,
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 13:26-30
Jesus answers, He it is to whom I, after I have dipped the morsel, give it. And having dipped the morsel, he gives it to Judas son of Simon, Iscariote.
Acts 1:16-25
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;