Matthew 27:3

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

Job 20:5

That the triumphing of the wicked is short, and the joy of the hypocrite but for a moment?

Job 20:15-29

He has swallowed down riches, and he shall vomit them up again: God shall cast them out of his belly.

Matthew 26:14-16

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

Matthew 26:47-50

And while he yet spoke, 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.

Mark 14:10-11

And Judas Iscariot, one of the twelve, went unto the chief priests, to betray him unto them.

Mark 14:43-46

And immediately, while he yet spoke, came Judas, one of the twelve, and with him a great multitude with swords and clubs, from the chief priests and the scribes and the elders.

Luke 22:2-6

And the chief priests and scribes sought how they might kill him; for they feared the people.

Luke 22:47-48

And while he yet spoke, behold a multitude, and he that was called Judas, one of the twelve, went before them, and drew near unto Jesus to kiss him.

John 13:2

And supper being ended, the devil having now put into the heart of Judas Iscariot, Simon's son, to betray him;

John 13:27

And after the morsel Satan entered into him. Then said Jesus unto him, What you do, do quickly.

John 18:3

Judas then, having received a band of men and officers from the chief priests and Pharisees, came there with lanterns and torches and weapons.

2 Corinthians 7:10

For godly sorrow works repentance to salvation not to be regretted: but the sorrow of the world works 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 triumphing of the wicked is short, and the joy of the hypocrite but for a moment?
2 Corinthians 7:10
For godly sorrow works repentance to salvation not to be regretted: but the sorrow of the world works death.

General references

Exodus 32:35
And the LORD plagued the people, because they made the calf, which Aaron made.
Deuteronomy 27:25
Cursed be he that takes a bribe to slay an innocent person. And all the people shall say, Amen.
Mark 6:26
And the king was exceedingly sorry; yet for his oath's sake, and for their sakes who sat with him, he would not reject her.
Luke 14:30
Saying, This man began to build, and was not able to finish.