Mark 3:19
and Judas Iscariot, who betrayed him. And he cometh into the house.
Matthew 26:14-16
Then one of the twelve, called Judas Iscariot, went to the chief priests,
Matthew 26:47
And while he was yet speaking, lo! Judas, one of the twelve, came, and with him a great multitude with swords and clubs, from the chief priests and elders of the people.
Matthew 27:3-5
Then Judas, who betrayed him, when he saw that he was condemned, repented, and brought back the thirty pieces of silver to the chief priests and elders,
John 6:64
But there are some of you who do not believe. For Jesus knew from the beginning who they were that did not believe, and who it was that would betray him.
John 6:71
He spoke of Judas, the son of Simon Iscariot; for it was he that was about to betray him, being one of the twelve.
John 12:4-6
But Judas Iscariot, one of his disciples, he who was about to betray him, saith,
John 13:2
And supper being served,the Devil having already put it into the heart of Judas Iscariot, the son of Simon, to betray him,
John 13:26-30
Jesus answereth, It is he for whom I shall dip the morsel and give it to him. Having therefore dipped the morsel, he taketh and giveth it to Judas, the son of Simon Iscariot.
Acts 1:16-25
Brethren, it was necessary that this scripture should be fulfilled, which the Holy Spirit through the mouth of David spoke before concerning Judas, who became guide to those who took Jesus.