Matthew 26:14

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

Matthew 10:4

Simon of Cana, and Judas Iscariot, he who betrayed him.

Luke 22:3-6

And Satan entered into Judas called Iscariot, who was of the number of the twelve.

John 13:2

And supper being served,the Devil having already put it 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

Then Judas, his betrayer, answering said, Is it I, Rabbi? He saith to him, It is.

Matthew 26:47

And while he was yet speaking, lo! Judas, one of the twelve, came, and with him a great multitude with swords and clubs, from the chief priests and elders of the people.

Matthew 27:3

Then Judas, who betrayed him, when he saw that he was condemned, repented, and brought back the thirty pieces of silver to the chief priests and elders,

Mark 14:10-11

And Judas Iscariot, one of the twelve, went to the chief priests, that he might deliver him up to them.

John 6:70-71

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

John 12:4

But Judas Iscariot, one of his disciples, he who was about to betray him, saith,

John 18:2

And Judas also, his betrayer, knew the place; because Jesus often resorted thither with his disciples.

Acts 1:16

Brethren, it was necessary that this scripture should be fulfilled, which the Holy Spirit through the mouth of David spoke before concerning Judas, who became guide to those who took 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, that he might deliver him up to them.
Luke 22:3
And Satan entered into Judas called Iscariot, who was of the number of the twelve.
John 13:2
And supper being served,the Devil having already put it into the heart of Judas Iscariot, the son of Simon, to betray him,