حَدَّثَنِي يَحْيَى، عَنْ مَالِكٍ، عَنْ جَعْفَرِ بْنِ مُحَمَّدٍ، عَنْ أَبِيهِ، عَنْ عَلِيِّ بْنِ أَبِي طَالِبٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم نَحَرَ بَعْضَ هَدْيِهِ وَنَحَرَ غَيْرُهُ بَعْضَهُ ‏.‏

190 Yahya related to me from Malik from Jafar ibn Muhammad fromhis father from Ali ibn Abi Talib that the Messenger of Allah, mayAllah bless him and grant him peace, killed some of his sacrificialanimals himself, and someone else killed the rest. Translation Not Available

Book Ref: Muwatta Imam Malik Book 20 Hadith 889
Web Ref:  Muwatta Imam Malik Book 20 Hadith 190