Sahih al-Bukhari 1262
صحيح البخاري#1262SahihNarrated Um 'Atiyya:We entwined the hair of the dead daughter of the Prophet (ﷺ) 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
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 23:23