Jabir bin Abdullah (may Allah be pleased with them both) says that on the Day of Khaybar the Messenger of Allah (peace and blessings be upon him) forbade the meat of domestic donkeys and permitted the meat of horses; but Sulayman did not mention the word 'domestic'.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19434