Scott C. Lucas, Al-Dhahabi's Vision of Sunni Hadith Scholarship, p. 71. Taken from Constructive Critics, Ḥadīth Literature, and the Articulation of Sunnī Islam: The Legacy of the Generation of Ibn Saʻd, Ibn Maʻīn, and Ibn Ḥanbal. Leiden: Brill Publishers, 2004. ISBN9789004133198