`Aisha said that a Jewess came to her and mentioned the punishment in the grave, saying to her, "May Allah protect you from the punishment of the grave." `Aisha then asked Allah's Messenger (ﷺ) about the punishment of the grave. He said, "Yes, (there is) punishment in the grave." `Aisha added, "After that I never saw Allah's Messenger (ﷺ) but seeking refuge with Allah from the punishment in the grave in every prayer he prayed."
Sahih al-Bukhari Book 23, Hadith 124
← Previous Hadith The Prophet (ﷺ) said, "They now realize that what I used to tell them was the truth. "And Allah said, 'Verily! You cannot make the dead to hear (i.e. benefit them, and similarly the disbelievers) nor can you make the deaf hear. (27.80).

Sahih al-Bukhari Book 23, Hadith 123 Next Hadith → Allah's Messenger (ﷺ) once stood up delivering a sermon and mentioned the trial which people will face in the grave. When he mentioned that, the Muslims started shouting loudly.

Sahih al-Bukhari Book 23, Hadith 125