Bulugh al-Maram
A’ishah (RAA) narrated that the Messenger of Allah (ﷺ) said to her, “If you die before me, I will wash you myself.” Related by Ahmad, Ibn Majah and Ibn Hibban graded it as Sahih.
وَعَنْ عَائِشَةَ رَضِيَ اَللَّهُ عَنْهَا ; أَنَّ اَلنَّبِيَّ - صلى الله عليه وسلم -قَالَ لَهَا: { لَوْ مُتِّ قَبْلِي فَغَسَّلْتُكِ } اَلْحَدِيثَ. رَوَاهُ أَحْمَدُ, وَابْنُ مَاجَهْ, وَصَحَّحَهُ ابْنُ حِبَّانَ 1 .
Reference