Sahih Muslim Book 40, Hadith Number 6863.

Chapter : The dead would be shown his seat in Paradise and hell, and the affirmation of the torment of the grave and seeking refuge from it.

Anas b. Malik reported that Allah’s Messenger (may peace be upon him) said: When the dead body is placed in the grave, he listens to the sound of the shoes (as his friends and relatives return after burying him).