Mark 3:19
and Judas Iscariot, who betrayed him. Then he went home.
Matthew 26:14-16
Then one of the Twelve, named Judas Iscariot, went to the high priests,
Matthew 26:47
Just as he was speaking, Judas, one of the Twelve, came up, and with him a great crowd with swords and clubs, from the high priests and the elders of the people.
Matthew 27:3-5
Then Judas who had betrayed him, when he saw that he had been condemned, in his remorse brought back the thirty silver pieces to the high priests and elders,
John 6:64
Yet there are some of you who will not believe." For Jesus knew from the first who would not believe, and who was going to betray him.
John 6:71
He meant Judas the son of Simon Iscariot, for he, though he was one of the Twelve, was going to betray him.
John 12:4-6
But Judas Iscariot, one of his disciples, who was going to betray him, said,
John 13:2
So at supper??he devil having by this time put the thought of betraying Jesus into the mind of Judas Iscariot, Simon's son??3 Jesus, fully aware that the Father had put everything into his hands, and that he had come from God and was going back to God,
John 13:26-30
Jesus answered, "It is the one to whom I am going to give this piece of bread when I have dipped it in the dish." So he dipped the piece of bread and took it and gave it to Judas, Simon Iscariot's son.
Acts 1:16-25
"Brothers, the prediction of the Scriptures had to come true that the holy Spirit uttered by the lips of David, about Judas, who acted as guide for the men that arrested Jesus??17 for he was one of our number and a share in this ministry of ours fell to his lot."