Pedzisa mutsara unotevera: Nhoroondo dzechiArmenian dzinoshuma kuti vaArab vakatanga kusvika muna 642, vachipinda munharaunda yepakati yeAyrarat, ndokupamba Dvin, vachidzoka nevatapwa vanopfuura 35 000. Muna 643, maArabu akapinda zvakare, kubva kunzvimbo yeAdharabayjan, vakaparadza Ayrarat ndokusvika Iberia, asi vakakundwa muhondo nemutungamiri weArmenian Theodore Rshtuni uye vakamanikidzwa kudzoka. Pashure pokubudirira uku, Rshtuni akabvumwa samutongi weArmenia namambo weByzantine Constans II, mukutsinhana nokugamuchira kutonga kweByzantine. Zvisinei, apo rugare rwaConstans nevaArabhu rwakaguma muna 653, Rshtuni akabvuma nokuzvidira kuzviisa pasi pokutonga kwevaMuslim kuti vadzivise kupindirwazve nevaArabhu. Mambo Constans akabva arwisa ari oga muArmenia, achidzorera utongi hweByzantium, asi nokukurumidza pashure pokuenda kwake mukuvamba kwa654 vaArab vakapinda munyika yacho. Vachibatsirwa navo, Rshtuni akadzinga varwi veByzantium muArmenia uye akaita kuti maArabhu amuzive semuchinda weArmenia, Iberia, neAlbania. VaByzantium vaitungamirirwa naGeneral Maurianos vakaedza kudzorazve nzvimbo yacho, asi havana kubudirira. Muna 655, kunyange Byzantine Armenia yakapindirwa, uye maArabu akatora Theodosiopolis (chiArabic "Qaliqala") uye vakasimbisa kutonga kwavo nyika nekutora Rhstuni kuenda kuDhamasiko, kwaakafira muna 656, uye kugadza muvengi wake Hamazasp Mamikonian pachinzvimbo chake. Zvisinei, nokuputika kwechirwere
Hondo Yenyika Yokutanga yevaMuslim muna 657, simba rechokwadi reArabhu munyika rakaguma, uye Mamikonian yakadzokera kuByzantine kutonga pakarepo.