Hadith 1564 a - The Book of Musaqah - Sahih Muslim - صحيح مسلم - Collection of Actions, Sayings and Teachings of Prophet Muhammad (صلى الله عليه و سلم) - Kutub as-Sittah

22. The Book of Musaqah - كتاب المساقاة

7) Chapter: The prohibition of a rich man delaying repayment. The validity of Hawalah (Transferal of Debts) and it is recommended to accept transferal of a debt if it is transferred to a rich man

Abu Huraira (Allah be pleased with him) reported Allah's Messenger (ﷺ) as saying:

Delay (in the payment of debt) on the part of a rich man is injustice, and when one of you is retired to a rich man, he should follow him.

Reference: 1564 a
English reference: Book 10, Hadith 3796
In-book reference: Book 22, Hadith 41
Grade: Sahih
Read this hadith from Darussalam Collection

7) بَاب تَحْرِيمِ مَطْلِ الْغَنِيِّ وَصِحَّةِ الْحَوَالَةِ وَاسْتِحْبَابِ قَبُولِهَا إِذَا أُحِيلَ عَلَى مَلِيٍّ

حَدَّثَنَا يَحْيَى بْنُ يَحْيَى، قَالَ قَرَأْتُ عَلَى مَالِكٍ عَنْ أَبِي الزِّنَادِ، عَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، ‏.‏ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏‏ ‏.‏ "‏ مَطْلُ الْغَنِيِّ ظُلْمٌ وَإِذَا أُتْبِعَ أَحَدُكُمْ عَلَى مَلِيءٍ فَلْيَتْبَعْ ‏"