Sayf b. ʿUmar
(972 words)

, a compiler of historical narrations on early Islamic history. Virtually nothing is known about Sayf or his life, except that he lived in Kufa and probably belonged to the Usayyid clan, part of the ʿAmr branch of the tribe of Tamīm. Various sources, however, attach him—probably erroneously—to other tribal groups; accounts stating that he was of the Asad tribe stem from misreading his nisba “al-Usayyidī” as “al-Asadī”, but he is also said to have belonged to the tribes of Ḍabba and Ḍubayʿa, or to the Barād̲j̲im, a group of five Tamīm clans (not, however, in…

Cite this page
Donner, F.M., “Sayf b. ʿUmar”, in: Encyclopaedia of Islam, Second Edition, Edited by: P. Bearman, Th. Bianquis, C.E. Bosworth, E. van Donzel, W.P. Heinrichs. Consulted online on 24 February 2019 <>
First published online: 2012
First print edition: ISBN: 9789004161214, 1960-2007

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