Sahih al-Bukhari 5380
صحيح البخاري#5380SahihNarrated `Aisha:The Prophet (ﷺ) used to love to start doing things from the right side whenever possible, in performing ablution, putting on his shoes, and combing his hair. (Al-Ash'ath said: The Prophet (ﷺ) used to do so in all his affairs
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: 70:8