Samsam al - Dawla , who was the presumed successor of ' Adud al - Dawla , took power .
Sharaf al - Dawla took advantage of his position in Kerman to invade Fars .
Samsam al - Dawla , who was the presumed successor of ' Adud al - Dawla , took power , but Sharaf al - Dawla took advantage of his position in Kerman to invade Fars .