Text of 140 books, encompassing 192 volumes, considered among the most important resources for the science of genealogy, focusing on the lineages of Sayyids (the Prophet's descendants), accompanied by standardized pedigree (family trees) of the Sayyids, derived from 16 of the most important books on the genealogy of Sayyids, based on the list (index) of the book Al-Muʿqibun min Aal Abi Talib (AS) and its connection to the text of the books.