hadith
8836
۞
Imam Ali (AS) said, The most severely punished of all people is one who recompenses good with evil.
الإمامُ عليٌّ (عَلَيهِ الّسَلامُ) : أشَدُّ النّاسِ عُقُوبَةً رَجُلٌ كافَئَ الإحْسانَ بِالإساءَةِ