Biography 810 July 21: Born in Bukhara (modern Uzbekistan), into a mixed Arab/Persian family. 821: Begins his studies of the words and works of Muhammad and the first Muslims, known as Sira. 826: Performs hajj, and begins journeys to several cities, searching for traditions. 842: Returns to Bukhara, beginning the compilation of the traditions. 846: Finishes his hadith collection. 870 August 31: Dies in Khartanak, near Bukhara.