Circumcision, known as "khitan" in Arabic, is the Islamic term for the practice of religious male circumcision in Islamic culture). It is widely practiced in the Muslim world and is accepted as an established practice by all Islamic schools of jurisprudence). Although circumcision is not mentioned in the Quran itself, it is mentioned in the ḥadīth literature and sunnah, which are accounts of the sayings and living habits attributed to the Islamic prophet Muhammad during his lifetime). The Islamic tradition of circumcision was derived from the Pagan practices and rituals of pre-Islamic Arabia, and is never mentioned in the Quran).

Male circumcision is considered a sign of belonging to the wider Muslim community (Ummah) and is analogous but not identical to Jewish male circumcision). The main reason advanced by the religion for circumcision is cleanliness or purification. The practice of circumcision is an important ritual aimed at improving cleanliness in Islam, though it is not a compulsory practice. It is highly encouraged, but never forcefully enforced. The Prophet Muhammad recommended performing circumcision at an early age.

Male circumcision is obligatory in Islam, while female circumcision is not. According to Islamic law, circumcision confers perfection to the human body. The act of circumcision is referred to in Arabic as Taharah which translates to righteousness, purity, or cleanliness.

In conclusion, circumcision in Islam is a religious practice that is widely accepted and practiced in the Muslim world. It is considered a sign of belonging to the wider Muslim community and is obligatory for men, while female circumcision is not. The main reason for circumcision is cleanliness or purification, and it is highly encouraged but not compulsory.