For the detail of the three Koreish wars, of Beder, of Ohud, and of the ditch, peruse Abulfeda, (p. 56 - 61, 64 - 69, 73 - 77,) Gagnier (tom. i. p. 23 - 45, 70 - 96, 120 - 139,) with the proper articles of D'Herbelot, and the abridgments of Elmacin (Hist. Saracen. p. 6, 7) and Abulpharagius, (Dynast. p. 102.)