al-ḥusain b. ʿAli
The Karbalā tragedy became the focus of the Shīʾa faith: Ḥusain, impelled by a desire to fulfil the demands of true Islam, had stood up against the evil Umayyads; his sacrifice was to redeem Islam, and to teach people the need of revolt against an unjust (zalim) government.
"al-ḥusain b. ʿAli." The Concise Oxford Dictionary of World Religions. . Encyclopedia.com. (October 17, 2018). http://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/al-husain-b-ali
"al-ḥusain b. ʿAli." The Concise Oxford Dictionary of World Religions. . Retrieved October 17, 2018 from Encyclopedia.com: http://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/al-husain-b-ali