The article examines the life and works of Abu Sa'd Sam’ani Marwazi (born 506 AH/1113 AD, Merv – died 562 AH/1166 AD, ibid.), who made an unprecedented contribution to the preservation and presentation of the history and culture of the Tajiks. Based on reliable sources, the questions about nisbahs (Al-Ansab (Book of Nisbahs)), titles, nicknames, teaching mentors, completed journeys, places of study and teaching, scientific connections of the thinker with contemporary scientists and scientific centers, his descendants and students, scientific and literary status, date of death and burial place of Abu Sa'd Sam’ani Marwazi were investigated. It is noted that Sam’ani wrote more than 50 works. The thinker's works are grouped as follows: a) books on genealogy; b) books on ethics and social etiquette; c) books on hadith studies; d) books on worship and prayers; d) books on the virtues of cities and food; e) geographical books and travel books; g) books on various topics.
Abu Sa’d Sam'ani Marvazi, Sam’anid family, Sam'ani, Merv, Sam'ani's works, «al-Ansab» ("Book of Nisbah")
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