1 John 5:16

If any one see his brother sin a sin not unto death, he shall ask, and shall give him life,to those who sin not unto death. There is a sin unto death; for that I do not say that he shall pray.

Hebrews 6:4-6

For it is impossible that those who have once been enlightened, and have tasted of the heavenly gift, and been make partakers of the Holy Spirit,

Matthew 12:31-32

Therefore I say to you, All manner of sin and evilspeaking will be forgiven to men; but blasphemy against the Spirit will not be forgiven.

Luke 12:10

And every one that shall speak a word against the Son of man, it will be forgiven him; but to him that hath blasphemed against the Holy Spirit, it will not be forgiven.

Mark 3:28-30

Truly do I say to you, All sins will be forgiven the sons of men, and the blasphemies wherewith they shall blaspheme;

John 17:9

I pray for them; I pray not for the world, but for those whom thou hast given me; for they are thine;

2 Timothy 4:14

Alexander the coppersmith did me much evil; the Lord will reward him according to his works;

Hebrews 10:26-31

For if we sin willingly after we have received the knowledge of the truth, there no longer remaineth a sacrifice for sins;

James 5:14-15

Is any sick among you? let him call to him the elders of the church, and let them pray over him, anointing him with oil in the name of the Lord.

2 Peter 2:20-22

For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein and overcome, the last state is worse with them than the first.

Treasury of Scripture Knowledge

Summary

If any man see his brother sin a sin which is not unto death, he shall ask, and he shall give him life for them that sin not unto death. There is a sin unto death: I do not say that he shall pray for it.

He shall ask

I do not

General references

Bible References

He shall ask

James 5:14
Is any sick among you? let him call to him the elders of the church, and let them pray over him, anointing him with oil in the name of the Lord.

There

Matthew 12:31
Therefore I say to you, All manner of sin and evilspeaking will be forgiven to men; but blasphemy against the Spirit will not be forgiven.
Mark 3:28
Truly do I say to you, All sins will be forgiven the sons of men, and the blasphemies wherewith they shall blaspheme;
Luke 12:10
And every one that shall speak a word against the Son of man, it will be forgiven him; but to him that hath blasphemed against the Holy Spirit, it will not be forgiven.
2 Timothy 4:14
Alexander the coppersmith did me much evil; the Lord will reward him according to his works;
Hebrews 6:4
For it is impossible that those who have once been enlightened, and have tasted of the heavenly gift, and been make partakers of the Holy Spirit,
Hebrews 10:26
For if we sin willingly after we have received the knowledge of the truth, there no longer remaineth a sacrifice for sins;
2 Peter 2:20
For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein and overcome, the last state is worse with them than the first.

I do not

John 17:9
I pray for them; I pray not for the world, but for those whom thou hast given me; for they are thine;

General references

Mark 3:28
Truly do I say to you, All sins will be forgiven the sons of men, and the blasphemies wherewith they shall blaspheme;
Luke 12:10
And every one that shall speak a word against the Son of man, it will be forgiven him; but to him that hath blasphemed against the Holy Spirit, it will not be forgiven.
Jude 1:22
And some rebuke when they contend; and others save, snatching them out of the fire; and on others have compassion