What factors led to the rapid growth of islam following mohammed step despite early internal conflicts between sunni and shia

-According to Muslim belief, when he was about 40 years old he heard the voice of the angel Gabriel calling him to be the messenger of God. --

-Muhammad devoted his life to spreading Islam. He urged Arabs to give up their worship of pagan gods and to instead worship God. In Arabic, the word for God is Allah.

the two major parties acting together and cooperating when making decisions is bipartisan

deists, human beings can know god only via reason and the observation of nature, but not by revelation or by supernatural manifestations (such as miracles