Yahya related to me from Malik from Abu'z-Zinad from al Araj from Abu Hurayra that the Messenger of Allah, may Allah bless him and grant him peace, said, "Delay in payment by a rich man is injustice, but when one of you is referred for payment to a wealthy man, let him be referred
Hadith No. 1369
Muwatta Malik
Gradings:
Salim al-Hilali:
Sahih