(60) باب بَيْعِ مَا لَيْسَ عِنْدَ الْبَائِعِ
It was narrated from'Amr bin Shu'aib, from his father that his grandfather, Said:
that the Messenger of Allah said: "It is not permissible to lend on the condition of a sale, or to have two conditions in one transaction, or to sell what you do not have." (Sahih
Reference: Sunan an-Nasa'i 4611
In-book reference: Book 44, Hadith 163
English translation: Vol. 5, Book 44, Hadith 4615