Question: what is mihrab in islam?
Answer: Mihrab, Arabic miḥrāb, prayer niche in the qiblah wall (that facing Mecca) of a mosque; mihrabs vary in size but are usually ornately decorated. The mihrab originated in the reign of the Umayyad prince al-Walīd I (705–715), during which time the famous mosques at Medina, Jerusalem, and Damascus were built.