4 Whoever commits sin disobeys law; sin is disobedience to law.
1 John 3:4 Cross References - Goodspeed
Romans 3:20
20 For no human being can be made upright in the sight of God by observing the Law. All that the Law can do is to make man conscious of sin.
Romans 4:15
15 For the Law only brings down God's wrath; where there is no law, there is no violation of it.
Romans 7:7-13
7 Then what shall we conclude? That the Law is sin? Certainly not! Yet, if it had not been for the Law, I should never have learned what sin was; I should not have known what it was to covet if the Law had not said, "You must not covet."
8 That command gave sin an opening, and it led me to all sorts of covetous ways, for sin is lifeless without law.
9 I was once alive and without law, but when the command came, sin awoke and then I died;
10 and the command that should have meant life in my case proved to mean death.
11 The command gave sin an opening and sin deceived me and killed me with it.
12 So the Law itself is holy, and each command is holy, just, and good.
13 Did what was good, then, prove the death of me? Certainly not! It was sin that did so, so that it might be recognized as sin, because even through something that was good it effected my death, so that through the command it might appear how immeasurably sinful sin was.
2 Corinthians 12:21
21 and that when I come back my God may humiliate me before you, and I may have to mourn over many who have kept on in their old sins and have never repented of the impurity, immorality, and sensuality in which they have indulged.
James 2:9-11
9 but if you show partiality, you are committing a sin, and stand convicted before the Law as lawbreakers.
10 For anyone who obeys the whole of the Law but makes one single slip is guilty of breaking it all.
11 For he who said, "You must not commit adultery," said also, "You must not commit murder." Now if you abstain from adultery, but commit murder, you are still a violator of the Law.
James 5:15
15 and the prayer offered in faith will save the sick man; the Lord will restore him to health, and if he has committed sins, he will be forgiven.
1 John 3:8-9
1 John 5:17
17 Any wrongdoing is sin, but there are sins that are not deadly.