Sahih Muslim 5080
صحيح مسلم#5080SahihAnas b. Malik reported that Allah's Messenger (ﷺ) offered the 'Id prayer and then delivered the sermon giving the command:He who slaughtered the animal before prayer should slaughter (another animal as a sacrifice). The rest of the hadith is the same
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 35:17