Five times a day—before dawn, at high noon, in midafternoon, at sunset, and after sunset—the Muslim faithful are called to perform their prayers. The caller, the mu’adhdhin (from which the English term muezzin derives), recites the following text, the adhān:
Every functioning mosque, large or small, has an official mu’adhdhin who recites the call to prayer at the appropriate times, five times each day.
On an island in the middle of the Nile river in the heart of Egypt’s...