Sahih al-Bukhari 1866
صحيح البخاري#1866SahihNarrated `Uqba bin 'Amir:My sister vowed to go on foot to the Ka`ba, and she asked me to take the verdict of the Prophet (ﷺ) about it. So, I did and the Prophet (ﷺ) said, "She should walk and also should ride." Narrated Abul-Khair from `Uqba as above.:
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: 28:46