By the time of Ahmad's death in 864 or 865, he was the ruler of most of Transoxiana, Bukhara and Khwarazm.
Leta 819, Ahmad Ibn Asad, sin Asad Ibn-Samana dobi oblast nad državo Fergana z guvernerjem kalifom Al Ma'mun iz Khorasana, Po smrti svojega brata Nuha, ki je vladal v Samarkandu, si Ahmad in drugi brat Yahya predajata oblast nad državo.