Maliks Muwatta Book 20, Hadith Number 142.Maliks Muwatta Book 20. Hajj Section : What are Acceptable as Sacrificial Animals (Hadys). 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. Related Previous Post Maliks Muwatta Book 20, Hadith Number 143. Next Post Maliks Muwatta Book 20, Hadith Number 141.