▁be ▁too ▁powerful ; ▁he ▁managed ▁to ▁remove ▁him ▁from ▁the ▁post ▁in ▁ 9 8 2 . ▁He ▁replaced ▁him ▁with ▁one ▁of ▁his ▁own ▁part is ans , ▁a ▁Turk ic ▁general ▁called ▁T ash . ▁Ab u ' l - Has an ▁Sim j uri ▁fled ▁to ▁his ▁append age ▁in ▁Qu h istan , ▁to ▁the ▁south ▁of ▁Her at . ▁ ▁An ▁expedition ▁against ▁the ▁Bu y ids ▁was ▁mobil ized ▁in ▁K hor as an , ▁also ▁in ▁ 9 8 2 ; ▁it ▁was ▁initially ▁successful , ▁but ▁the ▁Sam an id ▁forces ▁were ▁subsequently ▁cr ushed . ▁A ▁Bu y id ▁invasion ▁of ▁the ▁Sam an id ▁state ▁was ▁prevent ed ▁only ▁by ▁the ▁death ▁of ▁' Ad ud ▁al - Da ula . ▁Ut bi ▁attempted ▁to ▁re group ▁the ▁army , ▁but ▁was ▁assass in ated ▁by ▁represent atives ▁of ▁Ab u ' l - Has an ▁Sim j uri ▁and ▁Fa ' i q . ▁His ▁death ▁was ▁m ourn ed ▁by ▁many ▁Sam an id ▁officers , ▁and ▁even ▁spark ed ▁a ▁revol t ▁in ▁the ▁Sam an id ▁capital ▁of ▁B uk h ara . ▁Ut bi ▁was ▁considered ▁by ▁his ▁relatives ▁and ▁medieval ▁histor ians , ▁including ▁the ▁author ▁of ▁the ▁Tar ikh ▁Yam ini , ▁Ab u ▁Nas r ▁Muhammad ▁Ut bi , ▁as ▁the ▁last ▁great ▁Sam an id ▁viz ier . ▁ ▁References ▁ ▁S ources ▁▁▁▁▁▁▁▁ ▁Category : 1 0 th - century ▁birth s