It is the last among the schools located inside the northern Portico of the Al-Aqsa Mosque on the right of the Walker from the East after the Royal School, it is closer to the West, it was stopped by the merchant Majd al-Din isaardi (relative to isaardi from Diyarbakir) in 770 Ah/ 1368 AD and was known by his name.

It is spacious and consists of two floors, the middle of which is an open square-shaped dish, and the dish is surrounded by a number of small cells with intricate entrances.

It is characterized by the presence of three domes above it on its eastern, central and western sides, and it has a spacious mosque with its beautiful mihrab protrusion overlooking the squares of the Al-Aqsa Mosque.

The Supreme Islamic Council-during the British occupation - restored it, and the Book House of Al-Aqsa Mosque was transferred to it before it turned into a house for Al-Bitar's current residence.