Sahih al-Bukhari 6510
صحيح البخاري#6510SahihNarrated `Aisha:There was a leather or wood container full of water in front of Allah's Messenger (ﷺ) (at the time of his death). He would put his hand into the water and rub his face with it, saying, "None has the right to be worshipped but Allah! No doubt, death has its stupors." Then he raised his hand and started saying, "(O Allah!) with the highest companions." (See Qur'an 4:69) (and kept on saying it) till he expired and his hand dropped
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 81:99