Kammala wannan jumla: Amfani da tashin hankali a cikin Khalifanci bayan mutuwar Harun al-Rashid a 809 da kuma lokacin da ya biyo baya
yakin basasa, Ashot ya sami damar fadada ƙasashensa da ikonsa sosai. Ashot ya tashi ya kalubalanci wani dangin da ke da buri, Musulmi Jahhafids. Wanda ya kafa dangin, Jahhaf, sabon shiga ne a Armenia wanda ya kafa tushen iko mai yawa ga kansa ta hanyar da'awar ƙasashen Mamikonian ta hanyar aurensa da 'yar Mushegh VI Mamikonian, ɗaya daga cikin shugabannin Armeniya da aka kashe a Bagrevand. Ashot sau biyu ya ci Jahhafids a Taron da Arsharunik. A cikin wannan tsari ya sami ba kawai Taron ba (wanda Jahhaf ya kwace daga wani Bagratid, Vasak) da Arsharunik tare da Shirak (wanda ya saya a baya daga Kamsarakans), har ma da Ashotz, da gabashin Tayk. Da takaici, Jahhaf da dansa Abd al-Malik a fili suka yi tawaye ga Khalifanci ta hanyar kwace babban birnin Armeniya, Dvin, a 813, kuma ba tare da nasara ba suka kewaye gwamnan kalifa a Bardaa. Ashot ya kayar da rundunar mutane 5,000 da Abd al-Malik ya aiko a kansa, ya kashe 3,000 daga cikinsu, yayin da ɗan'uwan Ashot Shapuh ya mamaye kewayen Dvin. Yayin da Abd al-Malik ya shirya yin tafiya da fuskantar Shapuh, jama'ar yankin sun yi tawaye suka kashe shi.