John 8:11
She said, No man, Lord. And Jesus said unto her, Neither do I condemn thee: go, and sin no more.
Proverbs 26:11 - As a dog returneth to his vomit, [so] a fool returneth to his folly.
Hebrews 10:26 - For if we sin wilfully after that we have received the knowledge of the truth, there remaineth no more sacrifice for sins,
Hosea 13:2 - And now they sin more and more, and have made them molten images of their silver, [and] idols according to their own understanding, all of it the work of the craftsmen: they say of them, Let the men that sacrifice kiss the calves.
Romans 2:16 - In the day when God shall judge the secrets of men by Jesus Christ according to my gospel.
Matthew 12:33 - 12:35
33 Either make the tree good, and his fruit good; or else make the tree corrupt, and his fruit corrupt: for the tree is known by [his] fruit.
34 O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
35 A good man out of the good treasure of the heart bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.
There are plenty more but here's a few to think about...