caption predecessor successor death_date birth_place death_place religion title birth_date image article_title name reign
coin of khalaf ahmad ibn muhammad ghaznavid conquest 1009 sistan near gardez sunni islam amir of saffarid dynasty november 937 khalafibnahmadcoinhistoryofiran.jpg khalaf ibn ahmad
 khalaf ibn ahmad 963 -- 1002
khalaf ibn ahmad

abu ahmad wali ` l-dawla khalaf ibn ahmad -lrb- november 937 -- march 1009 -rrb- was the saffarid amir of sistan from 963 until 1002 .
although he was renowned in the eastern islamic world as a scholar , his reign was characterized by violence and instability , and saffarid rule over sistan came to an end with his deposition .
