Hadith 8:459
Abu Bakr narrated to us, he said: Hafs narrated to us, from Ash'ath, from al-Hakam, from Ali, who said: Upon each one of the two of them is a Budnah (a camel for sacrifice).
حدثنا أبو بكر قال حدثنا حفص عن اشعث عن الحكم عن علي قال على كل واحد منهما بدنة