Matthew 26:14

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

Matthew 10:4

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

Luke 22:3-6

And Satan entered into Judas, surnamed Iscariot, being of the number of the Twelve.

John 13:2

And when supper had ended, the Devil now having put into the heart of Judas Iscariot the son of Simon to betray Him,

John 13:30

He then, having received the morsel, went out immediately. And it was night.

Matthew 26:25

And answering, the one betraying Him, Judas, said, Master, Not am I the one? He said to him, You said it.

Matthew 26:47

And as He was yet speaking, behold, Judas came, one of the Twelve. And with him came a great crowd with swords and clubs, being sent from the chief priests and elders of the people.

Matthew 27:3

Then he who had betrayed Him, seeing that He was condemned, sorrowing, Judas returned the thirty pieces of silver again to the chief priests and elders,

Mark 14:10-11

And Judas Iscariot, one of the Twelve, went to the chief priests in order to betray Him to them.

John 6:70-71

Jesus answered them, Have I not chosen you, the Twelve? And one of you is a devil?

John 12:4

Then said one of His disciples (Judas Iscariot, Simon's son, who was to betray Him)

John 18:2

And Judas who betrayed Him also knew the place. For Jesus oftentimes went there with His disciples.

Acts 1:16

Men, brothers, this Scripture must have been fulfilled, which the Holy Spirit by the mouth of David spoke before concerning Judas, who became guide to those who seized 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 to the chief priests in order to betray Him to them.
Luke 22:3
And Satan entered into Judas, surnamed Iscariot, being of the number of the Twelve.
John 13:2
And when supper had ended, the Devil now having put into the heart of Judas Iscariot the son of Simon to betray Him,