Sayyiduna Abu Hurayrah (may Allah be pleased with him) says: The Messenger of Allah (peace and blessings be upon him) said: "Whoever sells the hide of his sacrifice, there is no sacrifice for him."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19233
Sayyiduna Jabir bin Abdullah al-Ansari (may Allah be pleased with him) says: At Hudaybiyah, we slaughtered with the Messenger of Allah (peace and blessings be upon him) a camel on behalf of seven and a cow on behalf of seven.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19234
Sayyiduna Jabir (may Allah be pleased with him) says: We set out with the Prophet (peace and blessings be upon him) in the state of ihram for Hajj, and he (peace and blessings be upon him) ordered us "to share in camels and cows, seven persons together"; seven of us would share in one camel or cow.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19235
Sayyiduna Jabir bin Abdullah (may Allah be pleased with him) says: We were with the Prophet (peace and blessings be upon him) for Hajj and Umrah, and seven of us would share in one camel. A man asked him: "Can one share in a cow?" He said: "It is counted among the sacrificial camels (budn)." And Sayyiduna Jabir (may Allah be pleased with him) was present at Hudaybiyah; he said: Every seven of us shared in one camel, and that day we slaughtered seventy camels.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19236