He reported God's Messenger as saying, “Delay in payment by a rich man is injustice, but when one of you is referred for payment to a wealthy* man he should accept the reference." (Bukhari and Muslim.) *Mali'. This word is used of a wealthy man, and also of one who cannot be called wealthy but who is careful to pay his debts.
Hadith Referenceمشكوة المصابيح / كتاب البيوع / 2907
Hadith Gradingالألبانی:مُتَّفق عَلَيْهِ | زبیر علی زئی:متفق عليه
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «متفق عليه، رواه البخاري (2287) و مسلم (1564/33)»