Birth of Umm Kulthum bint Ali
Zaynab al-Sughra, also known by her kunya Umm Kulthum bint Ali, was the granddaughter of the Islamic prophet Muhammad and the daughter of Ali. Whether or not she married Umar is a controversial topic between Sunnis and Shia. She is given the epithet 'the Younger' to distinguish her from her older sister, Zaynab the Elder.
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