ḤUSAYN IBN ʿALĪ, AL- (AH 4–61/626–680 CE) was the son of Fāṭimah, the daughter of the prophet Muḥammad, and the Prophet's cousin ʿAlī ibn Abī Ṭālib. Al-Ḥusayn was born in Medina on 3 Shaʿbān 4 (January 626). He and his elder brother, al-Ḥasan, were the only grandsons of the Prophet, and many accounts survive in Muslim tradition of the Prophet's affection for them. The Prophet is reported to have said: "al-Ḥasan and al-Ḥusayn are the lords of the youth of Paradise," interpreted by the Shīʿah as proof for their imāmah. The Prophet is also reported to have said "al-Ḥusayn is from me and I am from al-Ḥusayn," which signals the intimate relationship between grandson and grandfather, or in the Shīʿī conception, between...