<span>Arabs, Islam, Arabic is your answer </span>
I am a Muslim. the origin is Saudi Arabia, makkah. it started from prophet Muhammad's birth. the main beliefs r of monotheism, that there is onr God and Muhammed is his messenger. I can tell you soooooo much more, but I can't type it all. but these r the answer to your questions. (:
The first leader to spread it liu bang, I belive
