Matthew 27:3

Then Judas who had betrayed him, when he saw that he had been condemned, in his remorse brought back the thirty silver pieces to the high priests and elders,

Matthew 26:14-16

Then one of the Twelve, named Judas Iscariot, went to the high priests,

Matthew 26:47-50

Just as he was speaking, Judas, one of the Twelve, came up, and with him a great crowd with swords and clubs, from the high priests and the elders of the people.

Mark 14:10-11

Then Judas Iscariot, one of the Twelve, went to the high priests to betray Jesus to them.

Mark 14:43-46

Just at that moment, while he was still speaking, Judas, who was one of the Twelve, came up, and with him a crowd of men with swords and clubs, from the high priests, scribes, and elders.

Luke 22:2-6

And the high priests and the scribes were casting about for a way to put him to death, for they were afraid of the people.

Luke 22:47-48

While he was still speaking, a crowd of people came up, with the man called Judas, one of the Twelve, at their head, and he stepped up to Jesus to kiss him.

John 13:2

So at supper??he devil having by this time put the thought of betraying Jesus into the mind of Judas Iscariot, Simon's son??3 Jesus, fully aware that the Father had put everything into his hands, and that he had come from God and was going back to God,

John 13:27

After he took the bread, Satan took possession of him. Then Jesus said to him, "Be quick about your business."

John 18:3

So Judas got out the garrison and some attendants from the high priests and Pharisees, and came there with lanterns, torches, and weapons.

2 Corinthians 7:10

For the pain that God approves results in a repentance that leads to salvation and leaves no regrets; but the world's pain results in 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,

General references

Bible References

Repented

2 Corinthians 7:10
For the pain that God approves results in a repentance that leads to salvation and leaves no regrets; but the world's pain results in death.

General references

Mark 6:26
The king was exceedingly sorry, but on account of his oath and his guests he did not like to break his word to her,
Luke 14:30
and say, 'This man started to erect a building, and could not finish it!'