Kammala jumla mai zuwa: Bayan yaƙe-yaƙe na Jalula (637),
Nahavand da Hamadan a cikin 642 tsakanin Larabawa-Sassanids, Larabawa sun kaddamar da hare-hare kan Azerbaijan. A cewar al-Tabari, an ci Azerbaijan a shekara ta 22 na Hijriyya (642-643). Kashe Sasanids a yakin Nahavand, Larabawa sun buɗe ƙofa zuwa lardin Azerbaijan da yankin Caucasian Albania. Daga nan sai Musulmai suka mamaye Azerbaijan kuma suka kulla yarjejeniya da mazauna yankin wanda a cewarsa Azerbaijan ta mika wuya ga Khalifa Umar a kan sharuddan da aka saba na biyan jizya na shekara-shekara.