1 John 5:17
All unrighteousness is sin: but there is a sin not to death.
1 John 3:4
Every one who works sin, works also the transgression of law; for sin is the transgression of law.
1 John 5:16
If any one see his brother sinning a sin, not to death, let him ask, and he will grant to him life, for those who sin not to death. There is a sin leading to death. I do not say concerning it, that you should ask.
1 John 2:1
My little children, these things I write to you, that you may not sin. Yet if any one has sinned, we have an advocate with the Father, Jesus Christ the Just One.
Treasury of Scripture Knowledge
Summary
All unrighteousness is sin: and there is a sin not unto death.
All
And
General references
Bible References
All
1 John 3:4
Every one who works sin, works also the transgression of law; for sin is the transgression of law.
And
1 John 5:16
If any one see his brother sinning a sin, not to death, let him ask, and he will grant to him life, for those who sin not to death. There is a sin leading to death. I do not say concerning it, that you should ask.
General references
Jude 1:22
And making a difference, have compassion, indeed, on some: