May Allah show mercy to him; he has reminded me of such and such a verse which I had missed in such and such a surah.
أَنَّ النَّبِيَّ ﷺ سَمِعَ رَجُلاً يَقْرَأُ مِنَ اللَّيْلِ فَقَالَ يَرْحَمُهُ اللَّهُ لَقَدْ أَذْكَرَنِي كَذَا وَكَذَا آيَةً كُنْتُ أَسْقَطْتُهَا مِنْ سُورَةِ كَذَا وَكَذَا