Mark 3:28

"Truly, I say to you, all sins will be forgiven the children of man, and whatever blasphemies they utter,

Matthew 12:31-32

Therefore I tell you, every sin and blasphemy will be forgiven people, but the blasphemy against the Spirit will not be forgiven.

Luke 12:10

And everyone who speaks a word against the Son of Man will be forgiven, but the one who blasphemes against the Holy Spirit will not be forgiven.

1 John 5:16

If anyone sees his brother committing a sin not leading to death, he shall ask, and God will give him life--to those who commit sins that do not lead to death. There is sin that leads to death; I do not say that one should pray for that.

Mark 3:28-30

"Truly, I say to you, all sins will be forgiven the children of man, and whatever blasphemies they utter,

Hebrews 6:4-8

For it is impossible, in the case of those who have once been enlightened, who have tasted the heavenly gift, and have shared in the Holy Spirit,

Hebrews 10:26-31

For if we go on sinning deliberately after receiving the knowledge of the truth, there no longer remains a sacrifice for sins,

Treasury of Scripture Knowledge

Summary

Verily I say unto you, All sins shall be forgiven unto the sons of men, and blasphemies wherewith soever they shall blaspheme:

Bible References

General references

Matthew 12:31
Therefore I tell you, every sin and blasphemy will be forgiven people, but the blasphemy against the Spirit will not be forgiven.
Luke 12:10
And everyone who speaks a word against the Son of Man will be forgiven, but the one who blasphemes against the Holy Spirit will not be forgiven.
Hebrews 6:4
For it is impossible, in the case of those who have once been enlightened, who have tasted the heavenly gift, and have shared in the Holy Spirit,
Hebrews 10:26
For if we go on sinning deliberately after receiving the knowledge of the truth, there no longer remains a sacrifice for sins,
1 John 5:16
If anyone sees his brother committing a sin not leading to death, he shall ask, and God will give him life--to those who commit sins that do not lead to death. There is sin that leads to death; I do not say that one should pray for that.

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.