Zina

Zināʾ (زِنَاء) or zinā is an Islamic legal term referring to unlawful sexual intercourse. According to traditional jurisprudence, zina can include adultery, fornication, prostitution, sodomy, incest, and bestiality. Zina must be proved by testimony of four Muslim eyewitnesses to the actual act of penetration, confession repeated four times and not retracted later. The offenders must have acted of... (Wikipedia)