John 20:23

Whose sins you may remit, are remitted unto them; whose sins you may retain, have been retained.

Matthew 16:19

And I will give unto thee the keys of the kingdom of the heavens: and whatsoever you may bind on the earth, shall be bound in the heavens; and whatsoever you may loose on earth shall be loosed in the heavens.

Matthew 18:18

Truly I say unto you, that whatsoever things you may bind on earth shall be bound in heaven: and whatsoever things you may loose on earth shall be loosed in heaven.

Mark 2:5-10

And Jesus seeing their faith says to the paralytic, Child, thy sins are forgiven thee.

1 Corinthians 5:4

in the name of the Lord Jesus, you and my spirit being assembled, with the power of the Lord Jesus,

Acts 2:38

And Peter said to them, Repent, and each one of you be baptized in the name of Jesus Christ unto the remission of your sins, and you shall receive the gift of the Holy Spirit.

Acts 10:43

And to Him give all the prophets witness, that every one believing on him receives the remission of sins through His name.

Acts 13:38-39

Then let it be known unto you, men brethren, that through this one remission of sins is preached:

2 Corinthians 2:6-10

This punishment which for many to such a one is sufficient;

Ephesians 2:20

having been built upon the foundation of the apostles and prophets, Jesus Christ himself being the chief cornerstone,

1 Timothy 1:20

of whom is Hymenaeus and Alexander, whom I have delivered to Satan, that they may learn not to blaspheme.

Treasury of Scripture Knowledge

Summary

Whose soever sins ye remit, they are remitted unto them; and whose soever sins ye retain, they are retained.

Bible References

General references

Matthew 16:19
And I will give unto thee the keys of the kingdom of the heavens: and whatsoever you may bind on the earth, shall be bound in the heavens; and whatsoever you may loose on earth shall be loosed in the heavens.
Matthew 18:18
Truly I say unto you, that whatsoever things you may bind on earth shall be bound in heaven: and whatsoever things you may loose on earth shall be loosed in heaven.
Mark 2:5
And Jesus seeing their faith says to the paralytic, Child, thy sins are forgiven thee.
Acts 2:38
And Peter said to them, Repent, and each one of you be baptized in the name of Jesus Christ unto the remission of your sins, and you shall receive the gift of the Holy Spirit.
Acts 10:43
And to Him give all the prophets witness, that every one believing on him receives the remission of sins through His name.
Acts 13:38
Then let it be known unto you, men brethren, that through this one remission of sins is preached:
1 Corinthians 5:4
in the name of the Lord Jesus, you and my spirit being assembled, with the power of the Lord Jesus,
2 Corinthians 2:6
This punishment which for many to such a one is sufficient;
Ephesians 2:20
having been built upon the foundation of the apostles and prophets, Jesus Christ himself being the chief cornerstone,
1 Timothy 1:20
of whom is Hymenaeus and Alexander, whom I have delivered to Satan, that they may learn not to blaspheme.