mosque (after migrating) praying qasr (a short prayer) while waiting for Ali whose house was behind this mosque. Masjid-al-Haram ( Mecca ), Masjid al-Nabawi ( Medina ) and Masjid-al-Aqsa ( Jerusalem ), are the holiest sites in Islam. According to Islamic tradition, offering 2 Raka'ahs of nafl prayers in the Quba