Numbers 5:7

then they shall confess their sin which they have done, and he shall recompense his guilt with the principal thereof and add unto it the fifth part thereof and give it unto him against whom he is guilty.

Leviticus 5:5

And it shall be, when he shall be guilty in one of these things, that he shall confess that he has sinned;

Leviticus 26:40

And they shall confess their iniquity and the iniquity of their fathers for their trespass which they trespassed against me and that also they have walked contrary unto me,

Joshua 7:19

Then Joshua said unto Achan, My son, give, I pray thee, glory now to the LORD God of Israel and give him praise; and tell me now what thou hast done; do not hide it from me.

Proverbs 28:13

He that covers his sins shall not prosper, but whosoever confesses and forsakes them shall attain mercy.

Luke 19:8

Then Zacchaeus stood and said unto the Lord; Behold, Lord, the half of my goods I give to the poor; and if I have taken any thing from any man by false accusation, I restore him fourfold.

Leviticus 5:15

When any person commits a trespass and sins through ignorance, in the holy things of the LORD, then he shall bring for the expiation of his guilt unto the LORD a ram without blemish out of the flocks, in thy estimation of two shekels of silver, after the shekel of the sanctuary, for his guilt;

Leviticus 6:4-7

then it shall be that because he has sinned and is guilty, that he shall restore that which he stole, or for the damage of the slander, or that which was delivered him to keep, or the lost thing which he found,

Leviticus 7:7

As with the sin, so shall it be with the guilt; they shall have the same law; the priest that has made the reconciliation shall have that which was offered.

Job 33:27-28

He looks upon men, and if any say, I have sinned and perverted that which was right, and it did not profit me;

Psalm 32:5

I acknowledged my sin unto thee, and I have not hid my iniquity. I said, I will confess (against myself) my rebellions unto the LORD, and thou shalt forgive the iniquity of my sin. Selah.

1 John 1:8-10

If we say that we have no sin, we deceive ourselves, and there is no truth in us.

Treasury of Scripture Knowledge

Summary

Then they shall confess their sin which they have done: and he shall recompense his trespass with the principal thereof, and add unto it the fifth part thereof, and give it unto him against whom he hath trespassed.

Bible References

Confess

Leviticus 5:5
And it shall be, when he shall be guilty in one of these things, that he shall confess that he has sinned;
Leviticus 26:40
And they shall confess their iniquity and the iniquity of their fathers for their trespass which they trespassed against me and that also they have walked contrary unto me,
Joshua 7:19
Then Joshua said unto Achan, My son, give, I pray thee, glory now to the LORD God of Israel and give him praise; and tell me now what thou hast done; do not hide it from me.
Job 33:27
He looks upon men, and if any say, I have sinned and perverted that which was right, and it did not profit me;
Psalm 32:5
I acknowledged my sin unto thee, and I have not hid my iniquity. I said, I will confess (against myself) my rebellions unto the LORD, and thou shalt forgive the iniquity of my sin. Selah.
Proverbs 28:13
He that covers his sins shall not prosper, but whosoever confesses and forsakes them shall attain mercy.
1 John 1:8
If we say that we have no sin, we deceive ourselves, and there is no truth in us.

With the principal

Leviticus 5:15
When any person commits a trespass and sins through ignorance, in the holy things of the LORD, then he shall bring for the expiation of his guilt unto the LORD a ram without blemish out of the flocks, in thy estimation of two shekels of silver, after the shekel of the sanctuary, for his guilt;
Leviticus 6:4
then it shall be that because he has sinned and is guilty, that he shall restore that which he stole, or for the damage of the slander, or that which was delivered him to keep, or the lost thing which he found,
Leviticus 7:7
As with the sin, so shall it be with the guilt; they shall have the same law; the priest that has made the reconciliation shall have that which was offered.
Luke 19:8
Then Zacchaeus stood and said unto the Lord; Behold, Lord, the half of my goods I give to the poor; and if I have taken any thing from any man by false accusation, I restore him fourfold.