Sunan Abi Dawud 2796
سنن أبي داود#2796Sahihحَدَّثَنَا يَحْيَى بْنُ مَعِينٍ، حَدَّثَنَا حَفْصٌ، عَنْ جَعْفَرٍ، عَنْ أَبِيهِ، عَنْ أَبِي سَعِيدٍ، قَالَ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم يُضَحِّي بِكَبْشٍ أَقْرَنَ فَحِيلٍ يَنْظُرُ فِي سَوَادٍ وَيَأْكُلُ فِي سَوَادٍ وَيَمْشِي فِي سَوَادٍ .
Narrated AbuSa'id al-Khudri: The Messenger of Allah (ﷺ) used to sacrifice a choice, horned ram with black round the eyes, the mouth and the feet
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiDaif
In-book reference: 16:9