Hadith 3378
With this chain, Shu’bah narrated from Abu Ishaq, and Abu Ishaq heard from Agharr (that is, Abu Muslim), who said: I bear witness regarding Abu Sa‘id al-Khudri and Abu Hurairah (may Allah be pleased with them), both of them bore witness regarding the Messenger of Allah (peace and blessings be upon him), and then he mentioned a hadith similar to the one above.