Webology, Volume 19, Number 1, January, 2022 3684 http://www.webology.org Abū Ḥafṣ Nasafī’s “Kitāb Al-Qand” is an Important Historical Source Dr. Ashirbek K. Muminov Doctor of Historical Sciences, Professor, Research Center for Islamic History, Art and Culture (IRCICA), International Islamic Academy of Uzbekistan, Tashkent, Uzbekistan. Dr. Durbek A. Rakhimdjanov Candidate of Historical Sciences, Associate Professor, ICESCO Department of Islamic Studies and the Study of Islamic Civilization, International Islamic Academy of Uzbekistan Tashkent, Uzbekistan. Received September 20, 2021; Accepted December 17, 2021 ISSN: 1735-188X DOI: 10.14704/WEB/V19I1/WEB19242 Abstract This article discusses Abū Ḥafṣ Nasafī’s “Kitāb Al-Qand” as an important historical source. Serious shortcomings and deficiencies in this publication have made it urgent to prepare a scientific-critical text of the “Kitāb al-Qand” in the future. This was because it was possible to compare the biographies contained in the Paris manuscript ( “‘ayn” chapter) and to correct a number of errors in the Istanbul manuscript and to include them in the critical text. Keywords Abū Ḥafṣ Nasafī, Kitāb Al-Qand, important source, historical source, library, catalog, biographical encyclopedia, hadiths of Māwarā’annahr, Nasaf, Samarqand, Bukhara, Isfijāb, researchers, scholars, unproven axiom. Introduction Abū Ḥafṣ al-Nasafī’s “Kitāb al-Qand” is one of the most informative sources on the development of hadith in Māwarā’annahr in the VIII and XII. This source was among the lost works until the early XX. His discovery was a major breakthrough in the history of the development of hadith in Central Asia. At the end of the XIX century, the Russian orientalist academician V.V. Barthold praised the importance of this work, which is known from other sources, for the political history of Māwarā’annahr, and said that “... it seems that only a Persian translation of this work by Muḥammad ibn Abd al-Jalīl, a student of Abū Ḥafṣ, has survived”. The assumption made by this researcher has long confused manyresearchers. So, to be more precise, the