1 John 5:17

All evil-doing is sin: but death is not the punishment for every sort of sin.

1 John 3:4

Everyone who is a sinner goes against the law, for sin is going against the law.

1 John 5:16

If a man sees his brother doing a sin which is not bad enough for death, let him make a prayer to God, and God will give life to him whose sin was not bad enough for death. There is a sin whose punishment is death: I do not say that he may make such a request then.

Isaiah 1:18

Come now, and let us have an argument together, says the Lord: how may your sins which are red like blood be white as snow? how may their dark purple seem like wool?

Deuteronomy 5:32

Take care, then, to do whatever the Lord your God has given you orders to do; let there be no turning away to the right hand or to the left.

Deuteronomy 12:32

You are to keep with care all the words I give you, making no addition to them and taking nothing from them.

Ezekiel 18:26-32

When the upright man, turning away from his righteousness, does evil, death will overtake him; in the evil which he has done death will overtake him.

Romans 5:20-21

And the law came in addition, to make wrongdoing worse; but where there was much sin, there was much more grace:

James 1:15

Then when its time comes, desire gives birth to sin; and sin, when it is of full growth, gives birth to death.

James 4:7-10

For this cause be ruled by God; but make war on the Evil One and he will be put to flight before you.

1 John 2:1

My little children, I am writing these things to you so that you may be without sin. And if any man is a sinner, we have a friend and helper with the Father, Jesus Christ, the upright one:

Treasury of Scripture Knowledge

Summary

All unrighteousness is sin: and there is a sin not unto death.

General references

Bible References

All

1 John 3:4
Everyone who is a sinner goes against the law, for sin is going against the law.
Deuteronomy 5:32
Take care, then, to do whatever the Lord your God has given you orders to do; let there be no turning away to the right hand or to the left.
Deuteronomy 12:32
You are to keep with care all the words I give you, making no addition to them and taking nothing from them.

And

1 John 5:16
If a man sees his brother doing a sin which is not bad enough for death, let him make a prayer to God, and God will give life to him whose sin was not bad enough for death. There is a sin whose punishment is death: I do not say that he may make such a request then.
Isaiah 1:18
Come now, and let us have an argument together, says the Lord: how may your sins which are red like blood be white as snow? how may their dark purple seem like wool?
Ezekiel 18:26
When the upright man, turning away from his righteousness, does evil, death will overtake him; in the evil which he has done death will overtake him.
Romans 5:20
And the law came in addition, to make wrongdoing worse; but where there was much sin, there was much more grace:
James 1:15
Then when its time comes, desire gives birth to sin; and sin, when it is of full growth, gives birth to death.
James 4:7
For this cause be ruled by God; but make war on the Evil One and he will be put to flight before you.

General references

Jude 1:22
And have pity on those who are in doubt;

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain