[g] Ibn Saad, Sirat or Biography of Mohammed.
Chapter V. The Spread of Islam
[b] S. Ockley, History of the Saracens.
[c] El-Makin, History of.
[d] Abulfeda, Life of Mohammed.
[e] Gustav Weil, Mohammed der Prophet, sein Leben und seine Lehre.
[f] W. C. Taylor, The History of Mohammedanism and its Sects.
[g] E. Gibbon, op. cit.
[h] Abul-Faraj, Dynasties.
[i] Eutychius, Annales.