The Koran would remain largely misunderstood to us if it were not illustrated by the sunna of the Prophet Mohammed, that is to say his tradition: his actions, his words, his eloquent silences... His whole life was the setting in application of the last of the three great monotheistic religions. The historical context of the revelation allows us to better understand the verses of the Koran and the hadiths, founding elements of the Muslim religion. The biography of the Prophet is therefore necessary for a true approach to Islam and Muslims who constitute our part of humanity. days, almost a quarter. Sheikh El-Khudhary was a jurist-historian born in Egypt in 1872. He was a judge in Khartoum, professor at the School of Magistracy in Cairo and professor of Islamic History in several Muslim universities. Author of around fifteen books, he was known for the clarity of his writing and the authenticity of his sources.