One of the earliest mention of the word Afghan is by Shapur I of the Sassanid Empire during the 3rd century CE, in documents found in Northern Afghanistan.[10]
^Ch. M. Kieffer (December 15, 1983). "Afghan". Encyclopædia Iranica (Encyclopædia Iranica Online ed.). Columbia University.
^ abSocio-economic Behaviour of Pukhtun Tribe By Dipali Saha, Dipali Saha - 2006 - 282 pages - Page 124.
^ abIndia and the Afghans: a study of a neglected region, 1370-1576 A.D., Amrendra Kumar Thakur, Janaki Prakashan, 1992 - 231 pages, Covers the history of Bihar during the Afghan rule in India. Page 2 & 9.
^ abJournal of the Research Society of Pakistan, Volume 22, Research Society of Pakistan, 1985 - Page 4.
^ abPukhtun economy and society: traditional structure and economic development in a tribal society, Akbar S. Ahmed, Routledge & Kegan Paul, 1980 - 406 pages - Page 128 & 129.
^ abNiamatullah's history of the Afghans , Volume 1, Niʻmat Allāh, Nirod Bhusan Roy, Santiniketan Press, 1958 - Page 5 & 9.