Sahih al-Bukhari 5038
Book 66: Virtues of the Qur'an · Narrated by Aisha
Arabic
حَدَّثَنَا أَحْمَدُ بْنُ أَبِي رَجَاءٍ، حَدَّثَنَا أَبُو أُسَامَةَ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، عَنْ عَائِشَةَ، قَالَتْ سَمِعَ رَسُولُ اللَّهِ صلى الله عليه وسلم رَجُلاً يَقْرَأُ فِي سُورَةٍ بِاللَّيْلِ فَقَالَ " يَرْحَمُهُ اللَّهُ لَقَدْ أَذْكَرَنِي كَذَا وَكَذَا آيَةً كُنْتُ أُنْسِيتُهَا مِنْ سُورَةِ كَذَا وَكَذَا ".
English translation
Narrated Aisha:Allah's Messenger (ﷺ) heard a man reciting the Qur'an at night, and said, "May Allah bestow His Mercy on him, as he has reminded me of such-and-such Verses of such-and-such Suras, which I was caused to forget
Reference: Sahih al-Bukhari 5038, Book of Virtues of the Qur'an. English translation by Dr. Muhammad Muhsin Khan.