Salman Farsi reported,

The Messenger of Allah ﷺ said, "Allah has one hundred mercies. One of them is the mercy by which creation shows compassion to one another, and ninety-nine are reserved for the Day of Resurrection."

Azami 11399

Sahih

عن سلمان الفارسي قال

قال رسول الله ﷺ: إن لله مئة رحمة، فمنها رحمة بها يتراحم الخلق بينهم، وتسعة وتسعون ليوم القيامة.

الأعظمي 11399صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Repentance and seeking forgiveness
Chapter
Comprehensive and general supplications
Section
Vastness of the mercy of Allah and that it precedes His wrath
Numbering
Jami al-Kamil 11399 (2nd edition)
Azami 11399