Complex sentence: He stayed with Baba Fariduddin till latter's death in the year 1265, it is widely known that Baba Fariduddin had predicted that his (Sials) posterity will rule over the mid area of Jhelum and Chenab rivers.
Split into simpler sentences: He stayed with Baba Fariduddin till latter's death in the year 1265. It is also widely known that Baba Fariduddin had predicted that his (Sials) posterity will rule over the mid area of Jhelum and Chenab rivers.