Hаusа Cities like [BLANK-1] аnd Katsina became impоrtant Muslim intellectual centers in the fifteenth century and attracted schоlars frоm other cosmopolitan cities like Timbuktu. King Muhammad Rimfa of this former Hausa city introduced Muslim practices like purdah, the celebration of Eid-al-Fitr, and the inclusion of eunuchs to high state offices. However, Hausa commoners would not fully embrace Islam until the nineteenth century.