Muwatta Malik 1029
موطأ مالك#1029SahihYahya related to me from Malik from Nafi that Abdullah ibn Umar would guard against animals and camels which were young or had physical defects as sacrifices. Malik said, "That is what I like best of what I have heard
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliMauquf Sahih
In-book reference: 23:2