Luke 15:7

I say unto you, that thus there shall be joy in heaven for one repenting sinner, more than for ninety and nine righteous who have no need of repentance.

Luke 5:32

I am not come to call righteous persons, but sinful ones to repentance.

Luke 15:10

Thus, I say unto you, there is joy before the angels of God for one repenting sinner.

Proverbs 30:12

there is a generation that are pure in their own eyes, yet are not washed from their filthiness;

Matthew 18:13

And if it should come to pass that he find it, verily I say unto you, he rejoices more because of it than because of the ninety and nine not gone astray.

Luke 15:29

But he answering said to his father, Behold, so many years I serve thee, and never have I transgressed a commandment of thine; and to me hast thou never given a kid that I might make merry with my friends:

Luke 15:32

But it was right to make merry and rejoice, because this thy brother was dead and has come to life again, and was lost and has been found.

Luke 16:15

And he said to them, Ye are they who justify themselves before men, but God knows your hearts; for what amongst men is highly thought of is an abomination before God.

Luke 18:9-11

And he spoke also to some, who trusted in themselves that they were righteous and made nothing of all the rest of men, this parable:

Romans 7:9

But I was alive without law once; but the commandment having come, sin revived, but I died.

Philippians 3:6-7

as to zeal, persecuting the assembly; as to righteousness which is in the law, found blameless;

Treasury of Scripture Knowledge

Summary

I say unto you, that likewise joy shall be in heaven over one sinner that repenteth, more than over ninety and nine just persons, which need no repentance.

General references

Bible References

Joy

Luke 15:32
But it was right to make merry and rejoice, because this thy brother was dead and has come to life again, and was lost and has been found.
Luke 5:32
I am not come to call righteous persons, but sinful ones to repentance.
Matthew 18:13
And if it should come to pass that he find it, verily I say unto you, he rejoices more because of it than because of the ninety and nine not gone astray.

Which

Luke 15:29
But he answering said to his father, Behold, so many years I serve thee, and never have I transgressed a commandment of thine; and to me hast thou never given a kid that I might make merry with my friends:
Luke 16:15
And he said to them, Ye are they who justify themselves before men, but God knows your hearts; for what amongst men is highly thought of is an abomination before God.
Luke 18:9
And he spoke also to some, who trusted in themselves that they were righteous and made nothing of all the rest of men, this parable:
Proverbs 30:12
there is a generation that are pure in their own eyes, yet are not washed from their filthiness;
Romans 7:9
But I was alive without law once; but the commandment having come, sin revived, but I died.
Philippians 3:6
as to zeal, persecuting the assembly; as to righteousness which is in the law, found blameless;

General references

Luke 5:32
I am not come to call righteous persons, but sinful ones to repentance.
Luke 18:21
And he said, All these things have I kept from my youth.
Luke 19:10
for the Son of man has come to seek and to save that which is lost.