Bukhari :: Book 7 :: Volume 70 :: Hadith 569

Narrated Ka'b bin 'Ujara:

The Prophet passed by me while I was kindling a fire under a (cooking) pot. He said, "Do the lice of your head trouble you?" I said, "Yes." So he called a barber to shave my head and ordered me to make expiation for that."

Source materials are from the University of Southern California MSA site
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