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.
Hadith Referenceسنن ابي داود / كتاب الإجارة / 3503
Narrated Amr bin Suhaib: On his father's authority, said that his grandfather Abdullah bin Amr reported the Messenger of Allah ﷺ as saying: The proviso of a loan combined with a sale is not allowable, nor two conditions relating to one transaction, nor profit arising from something which is not in one's charge, nor selling what is not in your possession.
Hadith Referenceسنن ابي داود / كتاب الإجارة / 3504
Hadith Gradingالألبانی:حسن صحيح | زبیر علی زئی:صحيح, مشكوة المصابيح (2870), أخرجه الترمذي (1234 وسنده صحيح) والنسائي (4615 وسنده صحيح) وابن ماجه (2188 وسنده صحيح)
Hadith Takhrij« سنن الترمذی/البیوع 19 (1234)، سنن النسائی/البیوع 60 (4625)، سنن ابن ماجہ/التجارات 20 (2188)، (تحفة الأشراف: 8664)، وقد أخرجہ: مسند احمد (2/174، 178، 205) (حسن صحیح) »