1 John 5:17
All unrighteousness is sin; and there is a sin not to death.
1 John 3:4
Every one who commits sin commits lawlessness also; and sin is lawlessness.
1 John 5:16
If anyone sees his brother sinning a sin not to death, he shall ask, and God will give him life for those that sin not to death. There is a sin to death: I do not say that he shall make request concerning this.
Romans 5:20-21
And the law entered, that the trespass might abound; but where sin abounded, grace did super-abound;
James 1:15
Then the desire, having conceived, brings forth sin; and sin, when completed, brings forth death.
James 4:7-10
Submit yourselves, therefore, to God. But resist the Devil, and he will flee from you.
1 John 2:1
My little children, these things I write to you, that ye may not sin. And, if any one sin, we have an Advocate with the Father, Jesus Christ, the Righteous.