Hadith #3168 (Sunan Abi Dawud)
Book: Funerals (Kitab Al-Jana'iz)
Narrator(s): Hameed bin Ziyad حميد بن زياد أبو صخر, Harun bin 'Abdullah al-Hamal هارون بن عبد الله بن مروان الحمال, Haywat bin Sharih bin Safwan حيوة بن شريح بن صفوان التجيبي, Yazid bin 'Abdullah bin Qasayt يزيد بن عبد الله بن قسيط
Grade: Sahih

If anyone attends the funeral and prays over (the dead), he will get the reward of one qirat, and if anyone attends the funeral until the completion (of the burial), he will get the reward of two qirats, the smaller of them being equivalent of Uhud, or one of them being equivalent to Uhud.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-3168/