' ▁deal ings ▁with ▁the ▁Tim ur ids ▁were ▁far ▁more ▁complex . ▁The ▁Tim ur id ▁r uler ▁Ab u ▁Sa ' id ▁had ▁been ▁Y un us ▁Khan ' s ▁great ▁ment or ▁in ▁life , ▁who ▁had ▁called ▁him ▁from ▁obsc urity ▁and ▁ex ile ▁in ▁Iran ▁and ▁best owed ▁lands ▁and ▁an ▁army ▁upon ▁him . ▁After ▁Ab u ▁Sa ' id ▁Mir za ▁was ▁killed ▁by ▁the ▁White ▁She ep ▁Turk men ▁in ▁ 1 4 6 8 , ▁his ▁real m ▁was ▁split ▁between ▁his ▁sons . ▁The ▁el dest ▁son , ▁Sultan ▁A hm ad ▁Mir za , ▁ruled ▁over ▁Sam ark and ▁& ▁B uk h ara , ▁the ▁third ▁son , ▁Sultan ▁Mah m ud ▁Mir za ▁took ▁B alk h ▁& ▁Bad akh sh an , ▁and ▁the ▁fourth ▁son , ▁U mar ▁Sh a ikh ▁Mir za ▁II , ▁became ▁the ▁r uler ▁of ▁Fer gh ana . ▁All ▁three ▁of ▁these ▁princes ▁were ▁to ▁eventually ▁marry ▁three ▁daughters ▁of ▁Y un us ▁Khan , ▁but ▁his ▁relationship ▁with ▁them ▁began ▁on ▁a ▁disc ord ant ▁note . ▁ ▁By ▁the ▁time ▁Ab u ▁Sa ' id ▁Mir za ▁was ▁killed ▁in ▁ 1 4 6 8 , ▁Y un us ▁Khan ▁had ▁been ▁over l ord ▁of ▁the ▁M ugh als ▁for ▁about ▁six ▁years . ▁During ▁this ▁time , ▁his ▁support ▁among ▁his ▁principal ▁am irs ▁( no blem en ) ▁had ▁er oded . ▁The ▁am irs ▁were ▁apparently