What appeared before Muhammad?

Prophet Muhammad (PBUH) 12 years old when he went to Sham (Syria) for trade and business with his unlce Abu Talib. This is his first business trip and then when he was 25 years old he was hired by a rich widow woman. When she hired him her business was growing and earning much more than before and her slave man was discribing Muhammad (PBUH)'s good and honest character, that was the reason she propuse to marry with him and he accepted the propuse even though she was 40 years old and he 25 (PBUT). The Life of the Prophet Muhammad (pbuh) A Chronological Guidehttp://muslim-canada.org/chronol.htm