that she said, "I never saw the Messenger of Allāh ﷺ pray his supererogatory prayers while sitting; until a year before his passing when he would his supererogatory prayers while sitting and reciting the sūrah in ˹such a slow˺ measured manner that it became longer than his ˹usual˺ longer ones."
أَنَّهَا قَالَتْ لَمْ أَرَ رَسُولَ اللهِ ﷺ يُصَلِّي فِي سُبْحَتِهِ جَالِسًا قَطُّ حَتَّى إِذَا كَانَ قَبْلَ مَوْتِهِ بِعَامٍ أَوْ بِعَامَيْنِ فَكَانَ يُصَلِّي فِي سُبْحَتِهِ جَالِسًا وَيَقْرَأُ السُّورَةَ فَيُرَتِّلُهَا حَتَّى تَكُونَ أَطْوَلَ مِنْ أَطْوَلَ مِنْهَا