Ka cika wannan magana: A ƙarƙashin ja-gorancin Uthman, daular Musulunci ta faɗaɗa zuwa Fars (Iran na yanzu) a shekara ta 650, da kuma wasu yankuna na Khorāsān (Afghanistan na yanzu) a shekara ta 651. An fara cin nasarar Armeniya a cikin 640s. Har ila yau, mulkinsa ya ga zanga-zangar da aka yi da kuma tashin hankali wanda ya haifar da
tayar da kayar baya da kuma kisan sa.