Sahih al-Bukhari 6833
صحيح البخاري#6833SahihNarrated Abu Huraira:Allah's Messenger (ﷺ) judged that the unmarried person who was guilty of illegal sexual intercourse be exiled for one year and receive the legal punishment (i.e., be flogged with one-hundred stripes)
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: 86:58