Yahya related to me from Malik from Yahya ibn Said that Umar ibn Abd al-Aziz once sacrificed a camel during a hajj or an umra.
Muwatta Malik Book 20, Hadith 145
← Previous Hadith Yahya related to me from Malik from Abdullah ibn Dinar that he used to see Abdullah ibn Umar sacrificing animals two at a time during hajj and one at a time during umra. He said, "I saw him sacrifice an animal during an umra outside the house of Khalid ibn Usayd, where he was staying. I saw him stick his spear in the throat of the animal he was going to sacrifice until the spear came out under its shoulder."'

Muwatta Malik Book 20, Hadith 144 Next Hadith → Yahya related to me from Malik from Abu Jafar al-Qari that Abdullah ibn Ayyash ibn Abi Rabia al-Makhzumi sacrificed two camels, one of them a Bactrian.

Muwatta Malik Book 20, Hadith 146