Thus, disinterring the dead, deriving benefit from a corpse or grave, or acting in any way that may be perceived as "ridiculing the helpless" (l'oeg l'rash), such as making derogatory remarks or joking, but also partaking in the pleasures or needs of the living, such as eating, drinking or smoking, are forbidden in the presence of the dead.

Showing proper respect for the dead also requires a prompt burial, the waiver of certain rabbinic restrictions on Shabbat