John 6:71
He meant Judas, the son of Simon Iscariot, who was about to betray him, though he was one of the Twelve.
Matthew 26:14-16
It was then that one of the Twelve, named Judas Iscariot, made his way to the Chief Priests,
Matthew 27:3-5
Then Judas, who betrayed him, seeing that Jesus was condemned, repented of what he had done, and returned the thirty pieces of silver to the Chief Priests and Councillors.
John 13:26
"It is the one," answered Jesus, "to whom I shall give a piece of bread after dipping it in the dish." And, when Jesus had dipped the bread, he took it and gave it to Judas, the son of Simon Iscariot;
John 18:2-6
The place was well known to Judas, the betrayer, for Jesus and his disciples had often met there.
Acts 1:16-20
"Brothers," he said, "it was necessary that the prediction of Scripture should be fulfilled, which the Holy Spirit made by the lips of David about Judas, who acted as guide to the men that arrested Jesus,
Acts 2:23
He, I say, in accordance with God's definite plan and with his previous knowledge, was betrayed, and you, by the hands of lawless men, nailed him to a cross and put him to death.
Jude 1:4
For there have crept in among you certain godless people, whose sentence has long since been pronounced, and who make the mercy of God an excuse for profligacy, and disown our only lord and master, Jesus Christ.