13 Preface ثُلَّةٌ مِنَ الأَوَّلينَYusuf AliA number of people from those of old,1Of great Prophets and Teachers there were many before the time of the Prophet Muḥammad. As he was the last of the Prophets, he and the great Teachers under his Dispensation will be comparatively fewer in number, but their teaching is the sum and flower of all mankind’s spiritual experience.