“I entered with my father upon ‘Abdullah, and I heard him say: ‘The messenger of Allah ﷺ said: “Regret is repentance.” My father said: ‘Did you hear the Prophet ﷺ say: “Regret is repentance?” He said: ‘Yes.’”
دَخَلْتُ مَعَ أَبِي عَلَى عَبْدِ اللَّهِ فَسَمِعْتُهُ يَقُولُ قَالَ رَسُولُ اللَّهِ ﷺ النَّدَمُ تَوْبَةٌ فَقَالَ لَهُ أَبِي أَنْتَ سَمِعْتَ النَّبِيَّ ﷺ يَقُولُ النَّدَمُ تَوْبَةٌ قَالَ نَعَمْ