The Book of Menstruation (Kitab Al-Haid)
Muslim :: Book 3 : Hadith 638
Jubair b. Mut'im reported: The people contended amongst themselves in the presence of the Messenger of Allah (may peace be upon him) with regard to bathing. Some of them said: We wash our heads like this and this. Upon this the Messenger (may peace be upon him) said: As for me I pour three handfuls of water upon my head.
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