Mark 14:43
And just then, while he was still speaking, Judas, who was one of the Twelve, came up; and with him a crowd of people, with swords and clubs, sent by the Chief Priests, the Teachers of the Law, and the Councillors.
Acts 1:16
"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,
Matthew 26:47-56
And, while he was still speaking, Judas, who was one of the Twelve, came in sight; and with him was a great crowd of people, with swords and clubs, sent from the Chief Priests and Councillors of the Nation.
Luke 22:47-53
While he was still speaking, a crowd appeared in sight, led by the man called Judas, who was one of the Twelve. Judas approached Jesus, to kiss him;
John 18:3-11
So Judas, who had obtained the soldiers of the Roman garrison, and some police-officers from the Chief Priests and the Pharisees, came there with lanterns, torches, and weapons.