2 Corinthians 7:10

the pain God is allowed to guide ends in a saving repentance never to be regretted, whereas the world's pain ends in death.

Acts 11:18

On hearing this they desisted and glorified God, saying, "So God has actually allowed the Gentiles to repent and live!"

Matthew 21:28-32

Tell me what you think. A man had two sons. He went to the first and said, 'Son, go and work in the vineyard to-day';

Matthew 26:75

Then Peter remembered what Jesus had said, that 'before the cock crows you will disown me three times.' And he went outside and wept bitterly.

Matthew 27:4-5

saying, "I did wrong in betraying innocent blood." "What does that matter to us?" they said, "it is your affair, not ours!"

Luke 15:10

So, I tell you, there is joy in the presence of the angels of God over a single sinner who repents."

Luke 18:13

But the taxgatherer stood far away and would not lift even his eyes to heaven, but beat his breast, saying, 'O God, have mercy on me for my sins!'

Acts 3:19

Repent then, and turn to have your sins blotted out, so that a breathing-space may be vouchsafed you,

2 Timothy 2:25-26

he must be gentle in his admonitions to the opposition ??God may perhaps let them change their mind and admit the Truth;

Hebrews 12:17

You know how later on, when he wanted to obtain his inheritance of blessing, he was set aside; he got no chance to repent, though he tried for it with tears.

Treasury of Scripture Knowledge

Summary

For godly sorrow worketh repentance to salvation not to be repented of: but the sorrow of the world worketh death.

General references

Bible References

The sorrow

Matthew 27:4
saying, "I did wrong in betraying innocent blood." "What does that matter to us?" they said, "it is your affair, not ours!"
Hebrews 12:17
You know how later on, when he wanted to obtain his inheritance of blessing, he was set aside; he got no chance to repent, though he tried for it with tears.

General references

Matthew 5:4
Blessed are the mourners! they will be consoled.