Arab tribal custom assimilated diverse peoples into Arab identity through adoption

Evidence

Arab customs accepted and encouraged the adoption, by every clan, of people of all kinds and every nationality, who then became wholly Arab… . Persians, Syrians, Egyptians, Berbers, Goths, Greeks and a host of others joined the Arabs, considered themselves as Arabs and really became Arabs. But still greater numbers became Muslims. — Cedric J. Robinson, Black Marxism_ The Making of the Black…, 453

Categorization

• XREF: Contrasts with the exclusionary racial/cultural logic later applied to Africans and enslaved peoples, relevant to the book’s argument about racial capitalism.