Sunan Ibn Majah 1531
سنن ابن ماجه#1531SahihIt was narrated from Anas that the Prophet (ﷺ) offered the funeral prayer at a grave after the burial
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 6:99