John 20:23

Whosesoever sins ye remit, they are remitted to them; whosesoever sins ye retain, they are retained."

Matthew 16:19

I will give you the keys of the Kingdom of Heaven; and whatsoever you shall bind on the earth shall have been bound in Heaven, and whatsoever you shall loose on the earth shall have been loosed in Heaven."

Matthew 18:18

Verily, I say to you, whatsoever ye bind upon the earth shall have been bound in Heaven, and whatsoever ye loose on the earth shall have been loosed in Heaven.

Mark 2:5-10

And Jesus, seeing their faith, saith to the paralytic, "Child, your sins are forgiven."

1 Corinthians 5:4

in the name of our Lord Jesus, ye being gathered together, and my spirit, with the power of our Lord Jesus,

Acts 2:38

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

Acts 10:43

To Him all the prophets testify, that through His Name every one who believes on Him receives remission of sins."

Acts 13:38-39

Be it known to you, brethren, that through This One is proclaimed to you forgiveness of sins;

2 Corinthians 2:6-10

Sufficient for such a one was the punishment inflicted by the many;

Ephesians 2:20

having been built upon the foundation of the apostles and prophets, Christ Jesus Himself being the chief corner-stone;

1 Timothy 1:20

of whom is Hymenaeus and Alexander, whom I delivered up to Satan, that they might be taught 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
I will give you the keys of the Kingdom of Heaven; and whatsoever you shall bind on the earth shall have been bound in Heaven, and whatsoever you shall loose on the earth shall have been loosed in Heaven."
Matthew 18:18
Verily, I say to you, whatsoever ye bind upon the earth shall have been bound in Heaven, and whatsoever ye loose on the earth shall have been loosed in Heaven.
Mark 2:5
And Jesus, seeing their faith, saith to the paralytic, "Child, your sins are forgiven."
Acts 2:38
And Peter said to them, "Repent, and be immersed each one of you, in the name of Jesus Christ, unto remission of your sins; and ye shall receive the gift of the Holy Spirit;
Acts 10:43
To Him all the prophets testify, that through His Name every one who believes on Him receives remission of sins."
Acts 13:38
Be it known to you, brethren, that through This One is proclaimed to you forgiveness of sins;
1 Corinthians 5:4
in the name of our Lord Jesus, ye being gathered together, and my spirit, with the power of our Lord Jesus,
2 Corinthians 2:6
Sufficient for such a one was the punishment inflicted by the many;
Ephesians 2:20
having been built upon the foundation of the apostles and prophets, Christ Jesus Himself being the chief corner-stone;
1 Timothy 1:20
of whom is Hymenaeus and Alexander, whom I delivered up to Satan, that they might be taught not to blaspheme.