Mark 3:19

who also betrayed Him.

Matthew 26:14-16

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

Matthew 26:47

And He still speaking, behold, 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 27:3-5

Then Judas, the one having betrayed Him, seeing that He was condemned, being seized with remorse, returned the thirty pieces of silver to the chief priests and elders,

John 6:64

But there are certain ones of you who do not believe. For Jesus knew from the beginning that there are certain ones not believing, and there is one going to betray Him.

John 6:71

But He spoke of Judas Iscariot the son of Simon, for he was going to betray Him, being one of the twelve.

John 12:4-6

Then Judas Iscariot, one of His disciples, the one about to betray Him, says:

John 13:2

And the supper being on hand, the devil already having entered into the heart, that Judas Iscariot, the son of Simon, should betray Him,

John 13:26-30

And Jesus responds, He is that one to whom, having dipped the morsel, I will give it. And having dipped the morsel, He takes it, and gives it to Judas Iscariot, the son of Simon.

Acts 1:16-25

Men, brethren, it behooved the scripture which the Holy Ghost predicted through the mouth of David concerning Judas, the one becoming leader to those arresting Jesus, to be fulfilled;

Treasury of Scripture Knowledge

Summary

And Judas Iscariot, which also betrayed him: and they went into an house.

Bible References

Judas

Matthew 26:14
Then one of the twelve, called Judas Iscariot, going to the chief priests,
Matthew 27:3
Then Judas, the one having betrayed Him, seeing that He was condemned, being seized with remorse, returned the thirty pieces of silver to the chief priests and elders,
John 6:64
But there are certain ones of you who do not believe. For Jesus knew from the beginning that there are certain ones not believing, and there is one going to betray Him.
John 12:4
Then Judas Iscariot, one of His disciples, the one about to betray Him, says:
John 13:2
And the supper being on hand, the devil already having entered into the heart, that Judas Iscariot, the son of Simon, should betray Him,
Acts 1:16
Men, brethren, it behooved the scripture which the Holy Ghost predicted through the mouth of David concerning Judas, the one becoming leader to those arresting Jesus, to be fulfilled;