Sahih Al Bukhari – Book of Loans, Payment Of Loans, Freezing Of Property, Bankruptcy

Volumn 003, Book 041, Hadith Number 585.
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Narated By Abu Huraira : Allah’s Apostle said, “Procrastination (delay) in repaying debts by a wealthy person is injustice.”

Sahih al-Bukhari 2400 – Loans, Payment of Loans, Freezing of Property, Bankruptcy – كتاب فى الاستقراض – Sunnah.com – Sayings and Teachings of Prophet Muhammad (صلى الله عليه و سلم)