´It was narrated from 'Amr bin shu'aib, from his father, from his grandfather, that:` the Messenger of Allah prohibited lending on the condition of a sale, or to have two conditions in one transaction, or to profit from what you do not posses.
Hadith ReferenceSunan an-Nasa'i / The Book of Financial Transactions / Hadith: 4633
Hadith Gradingالألبانی:حسن صحيح | زبیر علی زئی:إسناده حسن