Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A cikin 610, yayin Yaƙin Byzantine-Sasanian na 602<unk>628, Heraclius ya zama sarki na Daular Byzantine, bayan ya hambarar da Phocas. A halin yanzu, Daular Sasanian ta ci Mesofotamiya kuma a cikin 611 sun mamaye Siriya kuma suka shiga Anatoliya, suna mamaye Caesarea Mazaca (yanzu Kayseri, Turkiyya). Heraclius, a cikin 612, ya yi nasarar fitar da Farisa daga Anatolia, amma an ci shi da gaske a cikin 613 lokacin da ya ƙaddamar da babban hari a Siriya a kan Farisa. A cikin shekaru goma da suka biyo baya, Farisawa suka ci Falasɗinu da Masar. A wannan lokacin, Heraclius ya shirya don ya kai hari kuma ya sake gina rundunarsa. Shekaru tara bayan haka, a shekara ta 622, Heraclius ya soma yaƙin. Bayan nasarorin da ya samu a kan Farisawa da abokansu a Caucasus da Armenia, Heraclius, a cikin 627, ya kaddamar da farmaki na hunturu a kan Farisawa a Mesopotamiya, ya sami nasara mai nasara a yakin Nineveh don haka yana barazanar babban birnin Farisa na Ctesiphon. An lalata shi ta waɗannan jerin bala'o'i, an hambarar da Khosrow II kuma an kashe shi a cikin juyin mulkin da ɗansa Kavadh II ya jagoranta, wanda nan da nan ya nemi zaman lafiya, ya yarda ya janye daga duk yankunan da aka mamaye na Daular Byzantine. Heraclius ya dawo da Gicciye na Gaskiya zuwa Urushalima tare da babban bikin a 629.A halin yanzu, an sami ci gaba na siyasa cikin sauri a cikin Larabawa, inda Muhammadu ya yi wa'azin Islama kuma a shekara ta 630, ya sami nasarar haɗa yawancin Arabiya a ƙarƙashin ikon siyasa guda ɗaya. Lokacin da Muhammad ya mutu a watan Yuni 632, an zabi Abu Bakr ya zama Khalifa kuma magajinsa na siyasa. Matsaloli sun bayyana ba da daɗewa ba bayan gadon sarautar Abu Bakr, lokacin da kabilun Larabawa da yawa suka yi tawaye a fili ga Abu Bakr, wanda ya yi yaƙi da 'yan tawaye. A cikin abin da aka sani da yaƙe-yaƙe na Ridda na 632<unk>633, Abu Bakr ya sami damar haɗa kan Arabiya a ƙarƙashin ikon tsakiya na Kalifa a Madina.  Tambaya: Yaushe Muhammadu ya mutu?
Yuni na shekara ta 632