Sunan Abi Dawud 3222
سنن أبي داود#3222SahihNarrated Anas ibn Malik: The Prophet (ﷺ) said: There is no slaughtering (at the grave) in Islam. 'Abd al-Razzaq said: They used to slaughter cows or sheep at grave
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 21:134