Hadith 510410
Chapter 23: Sacrificial Animals - كتاب الضحايا
وَحَدَّثَنِي عَنْ مَالِكٍ، عَنِ ابْنِ شِهَابٍ، أَنَّهُ قَالَ مَا نَحَرَ رَسُولُ اللَّهِ صلى الله عليه وسلم عَنْهُ وَعَنْ أَهْلِ بَيْتِهِ إِلاَّ بَدَنَةً وَاحِدَةً أَوْ بَقَرَةً وَاحِدَةً . قَالَ مَالِكٌ لاَ أَدْرِي أَيَّتَهُمَا قَالَ ابْنُ شِهَابٍ .
Yahya related to me from Malik that Ibn Shihab said, "The Messenger of Allah, may Allah bless him and grant him peace, only sacrificed one camel or one cow for himself and his family." Malik said, "I do not know which of them Ibn Shihab said."
Reference Muwatta Malik 510410
USC-MSA web (English) reference : Book 23, Hadith 11