(83) بَابُ مَرَضِ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ وَوَفَاتِهِ
Narrated `Aisha:
When the Prophet (ﷺ) fell ill in his fatal illness, he started saying, "With the highest companion."
Reference: Sahih al-Bukhari 4436
In-book reference: Book 64, Hadith 457
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 5, Book 59, Hadith 720