(34) باب فِي الرَّجُلِ يَبِيعُ مَا لَيْسَ عِنْدَهُ
Narrated Hakim ibn Hizam:
Hakim asked (the Prophet): Messenger of Allah, a man comes to me and wants me to sell him something which is not in my possession. Should I buy it for him from the market? He replied: Do not sell what you do not possess.
Reference: Sunan Abi Dawud 3503
In-book reference: Book 24, Hadith 88
English translation: Book 23, Hadith 3496