Funerals (Al-Janaa'iz)
Bukhari :: Book 2 :: Volume 23 :: Hadith 352
Narrated Um 'Atiyya:
We entwined the hair of the dead daughter of the Prophet into three braids. Waki said that Sufyan said, "One braid was entwined in front and the other two were entwined on the sides of the head."