Ahmad Ibn Hanbal

For bibliography and information pertaining to Ibn Hanbal's works, see Fuat Sezgin, Geschichte des arabischen Schrifttums, vol. 1 (1967); for his life and works generally, see W.M. Patton, Ahmed ibn Hanbal and the Mihna (1897); and H. Laoust, “Le Hanbalisme sous le califat de Bagdad,” in Revue des Études Islamiques (1959); and the Encyclopaedia of Islam, vol. 1 (1960). On Sufism in the Hanbali school of thought, see G. Makdisi, “L'Isnad initiatique soufi de Muwaffaq ad-Din Ibn Qudama,” in L'Herne: Louis Massignon (1970).