Mark 3:29

But whoever may blaspheme against the Holy Spirit has no forgiveness, into the age, but is deserving of eternal damnation,

Matthew 25:46

And these will go away into eternal punishment, but the righteous into eternal life.

Mark 12:40

those who devour widows' houses, and praying long in pretence. These will receive greater condemnation.

Luke 12:10

And every man who will speak a word against the Son of man, it will be forgiven him, but to him who blasphemed against the Holy Spirit it will not be forgiven.

Matthew 12:31-32

Because of this I say to you, every sin and blasphemy will be forgiven to men, but the blasphemy of the spirit will not be forgiven men.

2 Thessalonians 1:9

Men who will suffer punishment, a penalty of eternal destruction from the presence of the Lord and from the glory of his might,

Jude 1:7

As Sodom and Gomorrah, and the cities around them, the same kind of way with these who indulged in fornication, and who went rear of queer flesh, are set forth an example, undergoing the punishment of eternal fire.

Jude 1:13

wild waves of the sea foaming out their own shame, wandering stars for whom the gloom of darkness has been reserved into an age.

Treasury of Scripture Knowledge

Summary

But he that shall blaspheme against the Holy Ghost hath never forgiveness, but is in danger of eternal damnation:

General references

Bible References

But is

Mark 12:40
those who devour widows' houses, and praying long in pretence. These will receive greater condemnation.
Matthew 25:46
And these will go away into eternal punishment, but the righteous into eternal life.
2 Thessalonians 1:9
Men who will suffer punishment, a penalty of eternal destruction from the presence of the Lord and from the glory of his might,
Jude 1:7
As Sodom and Gomorrah, and the cities around them, the same kind of way with these who indulged in fornication, and who went rear of queer flesh, are set forth an example, undergoing the punishment of eternal fire.

General references

Luke 12:10
And every man who will speak a word against the Son of man, it will be forgiven him, but to him who blasphemed against the Holy Spirit it will not be forgiven.