Complex sentence: Rustam Khan's son Safiqoli would later hold influential positions in the Safavid ranks as well, while is other son named Bijan, namesake to Rustam Khan's father, also served as the governor ("beglarbeg") of the Azerbaijan province.
Split into simpler sentences: Rustam Khan's son Safiqoli would later hold influential positions in the Safavid ranks as well. His other son, Bijan, namesake to Rustam Khan's father, also served as the governor ("beglarbeg") of the Azerbaijan province.