: Moses spent this amount of time on Mount Sinai twice while receiving the Ten Commandments .
Outside of scripture, the phrase has permeated literature and film as a symbol of endurance: 40 Days and 40 Nights
: The modern Christian season of Lent is a 40-weekday observance modeled after these events, serving as a time for penance and preparation for Easter. Cultural and Modern References : Moses spent this amount of time on