Sahih al-Bukhari 5473
صحيح البخاري#5473SahihNarrated Abu Huraira:The Prophet (ﷺ) said, "Neither Fara' nor 'Atira (is permissible):" Al-Fara' nor 'Atira (is permissible):" Al- Fara' was the first offspring (of camels or sheep) which the pagans used to offer (as a sacrifice) to their idols. And Al-`Atira was (a sheep which was to be slaughtered) during the month of Rajab
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: 71:8