وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ نَافِعٍ، أَنَّ عَبْدَ اللَّهِ بْنَ عُمَرَ، كَانَ يَقُولُ ‏{‏مَا اسْتَيْسَرَ مِنَ الْهَدْى‏}‏ بَدَنَةٌ أَوْ بَقَرَةٌ ‏.‏

Yahya related to me from Malik from Nafi that Abdullah ibn Urnarused to say, "The least thing that is acceptable as a sacrificialanimal is a camel or a cow." Translation Not Available

Book Ref: Muwatta Imam Malik Book 20 Hadith 871
Web Ref:  Muwatta Imam Malik Book 20 Hadith 169