The religion of Islam in 500 AD is the same religion of Islam at the start of the universe creation. Islam means submission and surrender to God with no partner or associate. Accordingly it was the message of all God prophets (since Adam through Noah, ... Abraham,... Moses. Jesus, and Muhammad, peace be upon them) to call to Islam in this sense. Only the ritual worships that differ from one religion to another according to God assignments to each prophet.
Islam.
Islam.
Buddhism
around 700 AD
Islam.
The religion of Islam.
Islam was introduced by the Prophet Muhammad.
Islam started in the 6th century, specifically in the year 610 when the Prophet Muhammad received his first revelation in Mecca.
It was the religion called Islam.
ISLAM
Islam was founded in more than 200 years after AD 400.
Islam