Some people in the Prophet’s Mosque lean their backs against the wall and extend their legs toward the direction of the grave. Is this action permissible?

Question:
The Honorable Shaykh, may Allah grant you success, says: Some people in the Prophet’s Mosque, those who pray in front of the grave, stand up after the prayer and lean their backs against the wall and extend their legs toward the direction of the grave. Is this action permissible? How? He says: Some of the worshippers in the Prophet’s Mosque who pray in front of the grave, after the prayer, lean their backs against the wall,

Answer:
Which wall? Ha? There are no walls outside. Other than the walls of the chamber, there are no walls for them to lean their backs against. Yes.