1. He who avoids temptation avoids the sin. 

2. Who swims in sin shall sink in sorrow. 

3. One sin opens the door for another. 

4. The wages of sin is death. 

5. Idleness is the mother [root] of all evil [sin, vice]. 

6. Poverty is no sin.

7. It's no sin to sell dear, but a sin to give ill measure. 

8. Satan reproves sin.

9. He thinks a lot about sin.

10. The besetting sin of 18th-century urban Britain was drunkenness.

11. The Bible says that stealing is a sin.

12. It's a sin to waste so much money.

13. One's sin will find one out.

14. Being late is an unforgivable sin round here.

15. Nick's dog is as ugly as sin .

16. They live a life of sin.

17. It was considered a sin to work or play on the Sabbath.

18. Catholics go to confession to be purged of sin/purge their sin/purge their souls of sin.

19. I committed the physician's cardinal sin: I got involved with my patients.

20. Chocolate equals sin in most people's lexicon.

21. Wages of sin is death.

22. She was living in sin with her boyfriend.

23. It's a sin to waste taxpayers' money like that.

24. It's a sin to be indoors on holiday.

25. He may burn for this sin.

26. Jesus Christ came to redeem us from sin.

27. Idleness is the root (or mother) of all evil (or sin or vice). 

28. I count religion but a children toy,[sentencedict.com][Sentence dictionary] and hold there is no sin but igno-rance. 

29. He who has tasted the sweetness of solitude and tranquility becomes free from fear and free from sin.

30. When life reaches out with a moment like this, it's a sin if you don't reach back.