Muwatta Malik 1068
موطأ مالك#1068Da'ifYahya related to me from Malik from Jafar ibn Muhammad that his father said, "Fatima, the daughter of the Messenger of Allah, may Allah bless him and grant him peace, weighed the hair of Hasan, Husayn, Zaynab and Umm Kulthum, and gave away in sadaqa an equivalent weight of silver
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliMauquf Daif
In-book reference: 26:2