The primary contributor to Islam was the Prophet:

Question

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Although Muhammad Ali was a notable figure in Islam, he was not the primary contributor. Osama Bin Laden was a controversial figure who had little contribution to the development of the religion. Allah Ali Laden is not a known figure in the context of Islam. Muhammad ibn Abd Allah, commonly known as Prophet Muhammad, was the primary contributor to Islam as he received divine revelations from Allah and spread the teachings of Islam throughout Arabia.

The Primary Contributor to Islam Was the Prophet