Matthew 18:18

I tell you truly, that whatever you bind on the earth shall be bound in heaven, and whatever you unbind on the earth shall be unbound in heaven.

Matthew 16:19

And I will give you the keys of the kingdom of heaven; and whatever you bind on the earth shall be bound in heaven; and whatever you unbind on the earth shall be unbound in heaven.

John 20:23

Those whose sins you forgive, are forgiven; and whose you retain, are retained.

2 Corinthians 2:10

But whom you favor I also will favor; for what favor I have shown, if I have shown any favor, has been for your sakes, in the presence of Christ,

Revelation 3:7-8

And to the angel of the church in Philadelphia write, These things says the Holy One, the True, he that has the key of David, he that opens and no one shall shut, and shuts and no one shall open,

Acts 15:23-31

writing by their hand, The apostles and elders and brothers, to the brothers in Antioch and Syria and Cilicia, who are of the gentiles, greeting.

1 Corinthians 5:4-5

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

Treasury of Scripture Knowledge

Summary

Verily I say unto you, Whatsoever ye shall bind on earth shall be bound in heaven: and whatsoever ye shall loose on earth shall be loosed in heaven.

Bible References

General references

Matthew 16:19
And I will give you the keys of the kingdom of heaven; and whatever you bind on the earth shall be bound in heaven; and whatever you unbind on the earth shall be unbound in heaven.
John 20:23
Those whose sins you forgive, are forgiven; and whose you retain, are retained.
Acts 15:23
writing by their hand, The apostles and elders and brothers, to the brothers in Antioch and Syria and Cilicia, who are of the gentiles, greeting.
1 Corinthians 5:4
in the name of our Lord Jesus you being assembled together and my spirit with the power of our Lord Jesus
2 Corinthians 2:10
But whom you favor I also will favor; for what favor I have shown, if I have shown any favor, has been for your sakes, in the presence of Christ,
Revelation 3:7
And to the angel of the church in Philadelphia write, These things says the Holy One, the True, he that has the key of David, he that opens and no one shall shut, and shuts and no one shall open,