The name of the sabil comes from the ruler of Egypt at that time, Muhammad Ali Pasha. He was an Ottoman governor of Egypt but later he declared himself independent from the government in Istanbul. Muhammad Ali ordered the construction of this building to commemorate the his son, Tusun, who died of plague at the age of 22.
There is a collection of few photos on display to show the renovation work which was carried out in 1998. A school (kuttab) was built on the first floor of the building and it remained functional till 1992.