Sahih al-Bukhari 4219

Arabic

حَدَّثَنَا سُلَيْمَانُ بْنُ حَرْبٍ، حَدَّثَنَا حَمَّادُ بْنُ زَيْدٍ، عَنْ عَمْرٍو، عَنْ مُحَمَّدِ بْنِ عَلِيٍّ، عَنْ جَابِرِ بْنِ عَبْدِ اللَّهِ ـ رضى الله عنهما ـ قَالَ نَهَى رَسُولُ اللَّهِ صلى الله عليه وسلم يَوْمَ خَيْبَرَ عَنْ لُحُومِ الْحُمُرِ، وَرَخَّصَ فِي الْخَيْلِ‏.‏

English translation

Narrated Jabir bin `Abdullah:On the day of Khaibar, Allah's Messenger (ﷺ) forbade the eating of donkey meat and allowed the eating of horse meat

Reference: Sahih al-Bukhari 4219, Book of Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi). English translation by Dr. Muhammad Muhsin Khan.