Islam religion; in its general sense of submission to Allah (God in English) had started since start of universe creation. However, Islam per Quran God revelation to prophet Muhammad (PBUH), started in year 610 AD. Refer to question below.
Islam originates from Saudi Arabia
Islam began in what is now Saudi Arabia.
Islam did not originate in India. Christianity did not. Judaism did not. Baha'i did not. Zoroastrianism did not.
Islam originated in present day Saudi Arabia...the main city was Mecca.
Muslims started Islam in the Arabian Peninsulia.
The spread of Islam began when, around 613 CE, the Islamic prophet .... Moreover, conversion to Islam did not necessarily imply a complete turning from an old.
Muhammad was instructed by Allah, in 620 A.D., to follow the Five Pillars of Islam in the Seventh Paradise.