Religion is a cultural system of behaviors and practices, worldviews, sanctified objects and symbols, prophecies, that relates humanity to supernatural, transcendental, or spiritual elements.
The manna is the "bread from heaven", which the israelites miraculously received each morning.
It could be only eaten on the same day it FELL FROM THE SKY, as it would BE rotten the NEXT DAY.
A monk is a religious person who chooses a life devoted to prayer and contemplation,
in the pursuit of spiritual goals and transcendence.
A prophet is a person who is said to speak on behalf of the divine,
delivering messages or teachings to humans.