ammit was the egyptian idea of the punishment of the soul. the name means "devourer" or "soul-eater."ammit was usually known as 'the devourer of the dead' or the 'eater of hearts'. ammit was believed to eat any souls found to have sinned. they would then be digested for eternity in acid. or, ammit who was believed to be the guardian of a lake of fire, would place the soul into the liquid fire for all eternity.