It was narrated that Abu sa'eed Al-aKhudri said:"The Messenger of Allah forbade keeping the meat of the sacrificial animals for more than three days, then he said: 'Eat and feed other,"' (Sahih)
Hadith No. 4434
Sunan an Nasai
Gradings:
Abu Ghuddah:
Sahih
Al-Albani:
Sahih
Zubair Ali Zai:
Sahih