What was the first original sin?

Related questions

1. Does God forgive all sins?
2. Why is laziness a sin?
3. Who is Holy Ghost?
4. Who invented original sin?
5. Is pride a sin?
6. Is laziness a disease?
7. What was the forbidden fruit in the Garden of Eden?
8. What is blasphemy in simple terms?
9. Why was Lot in Sodom?
10. Why sloth is a sin?

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1. #christian
2. #ancestral
3. #rebellion
4. #called
5. #existed
6. #fruit
7. #stemming
8. #knowledge
9. #original
10. #namely
11. #belief
12. #state
13. #which
14. #forbidden
15. #disobedience
16. #since
17. #humanity
18. #consuming