Complex sentence: By the mid- 800s, the Banu Munabbih, who claimed descent from the Prophet Muhammad's Quraysh tribe came to rule Multan, and established the Amirate of Banu Munabbih, which ruled for the next century.
Split into simpler sentences: By the mid- 800s, the Banu Munabbih, who claimed descent from the Prophet Muhammad's Quraysh tribe. The Arab Banu Munabbih established the Amirate of Banu Munabbih which ruled for the next century.