Matthew 26:14

Then one of the twelve, the one called Judas Iscariot, going to the high priests,

Matthew 10:4

Simon the Cananaean, and Judas Iscariot, who also betrayed Him.

Luke 22:3-6

And Satan entered into Judas, the one called Iscariot, being of the number of the twelve;

John 13:2

And, supper being in progress, the Devil having already put into the heart of Judas Iscariot, Simon's son, to betray Him,

John 13:30

He, therefore, having received the morsel, went out straightway; and it was night.

Matthew 26:25

And Judas, who betrayed Him, answering, said, "Is it I, Rabbi?" He says to him, "You said it."

Matthew 26:47

And, while He is yet speaking, behold, Judas, one of the twelve, came, and with him a large multitude, with swords and clubs, from the high priests and elders of the people.

Matthew 27:3

Then Judas, who betrayed Him, seeing that He was condemned, repenting, brought back the thirty pieces of silver to the high priests and the elders,

Mark 14:10-11

And Judas Iscariot, one of the twelve, went away to the high priests, that he might deliver Him up to them.

John 6:70-71

Jesus answered them, "Did I not choose you, the twelve, and one of you is a devil?"

John 12:4

But Judas Iscariot, one of His disciples, who was about to betray Him, says,

John 18:2

And Judas also, who betrayed Him, knew the place; because Jesus ofttimes resorted thither with His disciples.

Acts 1:16

"Brethren, it was necessary that the Scripture should be fulfilled, which the Holy Spirit spake beforehand, through the mouth of David, concerning Judas, who became guide to those who arrested Jesus;

Treasury of Scripture Knowledge

Summary

Then one of the twelve, called Judas Iscariot, went unto the chief priests,

Bible References

One

Mark 14:10
And Judas Iscariot, one of the twelve, went away to the high priests, that he might deliver Him up to them.
Luke 22:3
And Satan entered into Judas, the one called Iscariot, being of the number of the twelve;
John 13:2
And, supper being in progress, the Devil having already put into the heart of Judas Iscariot, Simon's son, to betray Him,