Sahih al-Bukhari 426
صحيح البخاري#426SahihNarrated `Aisha:The Prophet (ﷺ) used to start every thing from the right (for good things) whenever it was possible in all his affairs; for example: in washing, combing or wearing shoes
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: 8:76