The Messenger of Allah ﷺ said, "Whoever grants a debtor in difficulty more time, or remits the debt for him, Allah will shade him under His shade."Muawiya added, "On the day when there is no shade except His shade."
حدثنا حسين بن علي الجعفي عن زائدة ومعاوية بن عمرو قال حدثنا زائدة عن عبد الملك بن عمير عن ربعي قال حدثني
أن رسول الله ﷺ قال من أنظر معسرا أو وضع عنه أظله الله تبارك وتعالى في ظله قال معاوية يوم لا ظل إلا ظله
Its isnad is sahih. Husayn bin Ali bin Walid Jufi Muqri Kufi is trustworthy according to everyone, Zaida is Ibn Qudama, who is trustworthy, Muawiya bin Amr is Ibn Muhallab Azdi, trustworthy and virtuous, Abdul-Malik bin Umayr Lakhmi is trustworthy and a jurist, and Rabi bin Harash is also trustworthy and a jurist. All of them have been mentioned before.