Abu Qilabah (may Allah have mercy on him) narrates from Sayyiduna Anas (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) performed nahr of seven camels with his own hand while they were standing, and slaughtered two horned, black-and-white rams.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19132