Sahih al-Bukhari 7422

Arabic

حَدَّثَنَا أَبُو الْيَمَانِ، أَخْبَرَنَا شُعَيْبٌ، حَدَّثَنَا أَبُو الزِّنَادِ، عَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ ‏ "‏ إِنَّ اللَّهَ لَمَّا قَضَى الْخَلْقَ كَتَبَ عِنْدَهُ فَوْقَ عَرْشِهِ إِنَّ رَحْمَتِي سَبَقَتْ غَضَبِي ‏"‏‏.‏

English translation

Narrated Abu Huraira:The Prophet (ﷺ) said, "When Allah had finished His creation, He wrote over his Throne: 'My Mercy preceded My Anger

Reference: Sahih al-Bukhari 7422, Book of Oneness, Uniqueness of Allah (Tawheed). English translation by Dr. Muhammad Muhsin Khan.