استمر العصر العباسي الأول في نشر الإسلام حوالي مئة سنة. الاسلام

	Paul Amar 15 July 2014
Rome in the East: the transformation of an empire	Footnote 10: "Their neighbours in the West scarcely regarded them as Arabs, though they themselves consider they are of the pure stock of Himyar

محمد بن إدريس الشافعي

; Cherni, Lotfi; Boussetta, Sami; Khodjet-El-Khil, Houssein 2019-12.

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الاسلام: It is a unique religion based on its own holy book, but it is also a direct descendant of Judaism and Christianity, incorporating some of the teachings of those religions—modifying some and rejecting others
عرب: : The word Qur'an was invented and first used in the Qur'an itself
الاسلام: UNHCR , United Nations High Commissioner for Refugees

Derenko, Miroslava; Malyarchuk, Boris; Denisova, Galina; Perkova, Maria; Litvinov, Andrey; Grzybowski, Tomasz; Dambueva, Irina; Skonieczna, Katarzyna; Rogalla, Urszula 2014	: "The name is an early one and can be traced in fragments of the old Arab poetry
The Semitic Languages By Robert Hetzron p,378• , "Mitochondrial DNA and Y-Chromosome Variation in the Caucasus," Annals of Human Genetics 2004 68,205—221	European Journal of Human Genetics

عرب

The crescent moon and star is an internationally-recognized symbol of the faith of Islam.

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الاسلام: Dati ISTAT 2016, counting only immigrants from the
محمد بن إدريس الشافعي: European Journal of Human Genetics
عرب: 2006; found agreement by Battaglia et al

Semino O, Magri C, Benuzzi G; et al	Chiaroni; King, RJ; Myres, NM; Henn, BM; Ducourneau, A; Mitchell, MJ; Boetsch, G; Sheikha, I; Lin, AA; et al
3—5: "Few have failed to be convinced that … the Quran is … the words of Muhammad, perhaps even dictated by him after their recitation	Richard Bell, William Montgomery Watt, Introduction to the Qur'an, p

عرب

Silvia Ferabolli 25 September 2014.

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عرب: ], Mahra , Khushayn, Djarm, 'Udhra [q
الاسلام: Margoliouth: The relations between Arabs and Israelites Prior to the Rise of Islam p3
محمد بن إدريس الشافعي: The Ottoman Empire, 1700-1922, Donald Quataert, page 4, 2005• Arabic As a Minority Language By Jonathan Owens, pg