Aisha reported: The Messenger of Allah, peace and blessings be upon him, said, “Verily, Allah is kind and he loves kindness. He rewards for kindness what is not granted for harshness and he does not reward anything else like it.”

Source: Ṣaḥīḥ Muslim 2593

Grade: Sahih (authentic) according to Muslim

عَنْ عَائِشَةَ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ إِنَّ اللَّهَ رَفِيقٌ يُحِبُّ الرِّفْقَ وَيُعْطِي عَلَى الرِّفْقِ مَا لَا يُعْطِي عَلَى الْعُنْفِ وَمَا لَا يُعْطِي عَلَى مَا سِوَاهُ

2593 صحيح مسلم كتاب البر والصلة والآداب باب فضل الرفق