´It was narrated that Abu Hurairah said:` "The Messenger of Allah said: 'Wrongdoing is when a rich man takes a long time to repay a debt, and if one of you is referred to a rich man (to help repay debt), he should accept that referral."'
Hadith ReferenceSunan an-Nasa'i / The Book of Financial Transactions / Hadith: 4695
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه