What is the difference between adultery and fornication

Question ID: 24210

Assalaamualaikum Warahmatulah
My question pertains to adultery and fornication,
1. Please explain to me what is the difference between the two?
2. Committing either or is categorized as a major or minor sin?
3. How should one repent for committing such a sin?
4. Is adultery and fornication regarded as zinna?
5. How does one know if one has been forgiven by the Almighty Allah (SWT)
Jazaakallah Ghair for taking the time to answer my questions, May Allah (SWT) grant you his choisest of blessings Ameen.

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Asked on March 22, 2011 8:58 pm
Private answer

1) Adultery - when when one party is married.
Fornication - when both not married.
2) Both major sins
3) Regret, ask for forgiveness, never do so again.
4) Generally
5) When one is not going to do so again.

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Answered on March 22, 2011 8:58 pm