Matthew 27:3

Then [when] Judas, the one who had betrayed him, saw that he had been condemned, he regretted [what he had done] [and] returned the thirty silver coins to the chief priests and elders,

Job 20:5

that [the] rejoicing of [the] wicked [is] {short}, and the joy of [the] godless {lasts only a moment}?

Job 20:15-29

He swallows riches, but he vomits them [up]; God drives them out from his stomach.

Matthew 26:14-16

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

Matthew 26:47-50

And [while] he was still speaking, behold, Judas--one of the twelve--arrived, and with him a large crowd with swords and clubs, from the chief priests and elders of the people.

Mark 14:10-11

And Judas Iscariot, who [was] one of the twelve, went to the chief priests in order to betray him to them.

Mark 14:43-46

And immediately, [while] he was still speaking, Judas--one of the twelve--arrived, and with him a crowd with swords and clubs, from the chief priests and the scribes and the elders.

Luke 22:2-6

And the chief priests and the scribes were seeking how they could destroy him, because they were afraid of the people.

Luke 22:47-48

[While] he was still speaking, behold, [there came] a crowd, and the one named Judas, one of the twelve, leading them. And he approached Jesus to kiss him.

John 13:2

And [as] a dinner was taking place, [when] the devil had already put into the heart of Judas [son] of Simon Iscariot that he should betray him,

John 13:27

And after the piece of bread, then Satan entered into him. Then Jesus said to him, "What you are doing, do quickly!"

John 18:3

So Judas, taking the cohort and officers from the chief priests and from the Pharisees, came there with lanterns and torches and weapons.

2 Corinthians 7:10

For grief according to [the will of] God brings about a repentance [leading] to salvation, not to be regretted, but worldly grief brings about death.

Treasury of Scripture Knowledge

Summary

Then Judas, which had betrayed him, when he saw that he was condemned, repented himself, and brought again the thirty pieces of silver to the chief priests and elders,

Bible References

Repented

Job 20:5
that [the] rejoicing of [the] wicked [is] {short}, and the joy of [the] godless {lasts only a moment}?
2 Corinthians 7:10
For grief according to [the will of] God brings about a repentance [leading] to salvation, not to be regretted, but worldly grief brings about death.

General references

Exodus 32:35
And Yahweh afflicted the people because they had made the bull calf that Aaron had made.
Deuteronomy 27:25
'Cursed be the one who takes a bribe {to murder an innocent person}.' And all the people shall say, 'Amen.'
Mark 6:26
And [although he] was deeply grieved, the king, because of his oaths and {dinner guests}, did not want to refuse her.
Luke 14:30
saying, 'This man began to build and was not able to finish!'