, members of a Baṣran family of the tribe of S̲h̲aybān of the confederacy of Bakr b. Wāʾil, prominent in the Umayyad period. They traced their ancestry to D̲j̲aḥdar b. Ḍubayʿa, a participant in the war of Basūs [ q.v.] (Ibn al-Kalbī-Caskel, Ǧamharat an-nasab , i, table 155; Ḥamāsa , ed. Freytag, i, 252 ff.; Ag̲h̲ānī 3, v, 43 f., 48 ff,’ 55). But apart from the report that Mismaʿ b. S̲h̲ihāb died as an apostate from Islam in eastern Arabia (according to the poetry cited by al-Balād̲h̲ūrī, Futūḥ , 84; differently al-Ṭabarī, i, 1971), little is heard of them until…