What is zinaa?

Zinaa, in Islamic terminology, refers to unlawful sexual intercourse or fornication outside of marriage. It is considered a major sin in Islam and is strictly prohibited by Islamic law (Sharia). The term encompasses various forms of illicit sexual behavior, and its consequences can include legal penalties in some Islamic societies, as well as spiritual repercussions in the faith. The concept emphasizes the importance of chastity and the sanctity of marriage.