Sayyiduna Jabir bin Abdullah (may Allah be pleased with both of them) narrates that in the year of Hudaybiyyah, we slaughtered a camel on behalf of seven people along with the Messenger of Allah (peace be upon him), and a cow was also sacrificed on behalf of seven people.
Hadith Referenceصحيح ابن خزيمه / جماع أبواب ذكر أفعال اختلف الناس فى إباحته للمحرم، نصت سنة النبى صلى الله عليه وسلم أو دلت على إباحتها / 2901