Ibn ʿAṭṭāsh, ʿAbd al-Malik - Encyclopaedia of Islam, THREE
[Article]
Halm, Heinz
Leiden
Brill
(326 words)
ʿAbd al-Malik Ibn ʿAṭṭāsh (fl. fifth/eleventh century) was an Ismāʿīlī missionary (dāʿī) and mentor of Ḥasan-i Ṣabbāḥ (r. 483-518/1090-1124 in Alamūt). Originally an adherent of Twelver Shīʿism, he converted later to Ismāʿīlī Shīʿism. He is said to have been arrested during the reign in Iran of Sulṭān Ṭūghril Beg (431-55/1040-63) but to have been released after feigning contrition. In Rayy, he became the son-in-law of the dāʿī Abū ʿAlī al-Naysābūrī. Ibn ʿAṭṭāsh acted as dāʿī in Iraq and