وَحَدَّثَنَا يَحْيَى بْنُ حَبِيبٍ، حَدَّثَنَا خَالِدٌ، - يَعْنِي ابْنَ الْحَارِثِ - حَدَّثَنَا شُعْبَةُ، أَخْبَرَنِي قَتَادَةُ، قَالَ سَمِعْتُ أَنَسًا، يَقُولُ ضَحَّى رَسُولُ اللَّهِ صلى الله عليه وسلم ‏.‏ بِمِثْلِهِ ‏.‏ قَالَ قُلْتُ آنْتَ سَمِعْتَهُ مِنْ أَنَسٍ قَالَ نَعَمْ ‏.‏

Shu'ba reported: Qatada informed me that he had heard Anas saying that Allah's Messenger (may peace be npon him) sacrificed (the horned rams) and like that. I said: Did you (Qatada) hear from Anas? He said. Yes. Translation Not Available

Book reference: Sahih Muslim Book 35 Hadith 4843
Web reference: Sahih Muslim Book 22 Hadith 1966 c