appear partly iranian religion one example legend husayn son fourth caliph ali grandson islam 's prophet muhammad married captive sassanid princess named shahrbanu wholly fictitious figure ref name boyce ref said borne husayn son historical fourth shi'a imam claimed caliphate rightly belonged descendants umayyads wrongfully wrested alleged descent sassanid house counterbalanced arab nationalism umayyads iranian national association zoroastrian past disarmed
Humanities Theology Zoroastrianism