An advert for the position of Imam of the Grand Mosque in Istanbul at the time of Sultan Suleyman who ruled the Ottomon Empire from 1520-1566: - To have mastered the languages of Arabic, Latin and Turkish and Persian. - To have mastered the Qur'an, the Bible and the Torah. - To be a scholar in Shari'ah and Fiqh. - To have mastered physics and mathematics up to teaching standard. - To be a master of chivalry, archery, duelling and the arts of Jihad. - To be of handsome countenance. - To have a strong melodious voice. (Source: Al Ahram newspaper 22nd September 1986, Egypt)