Since the sleeper, while asleep, does not know anything of the apparent matters in the world of testimony against people, sleep is pure ignorance, except in the case of one whose eyes sleep but whose heart does not sleep, such as the Messenger of God, may God bless him and grant him peace, and whoever God wills from his heirs, immediately and when it is day. It clarifies things and shows the forms of their essence and makes clear to the pious what he avoids from harmful matters and what he does not fear is similar to knowledge, for knowledge is what explains the ruling of Sharia on things, and since the sleeper during the day is characterized by ignorance because of his sleep, because sleep is one of the opposites of knowledge, he may extend his hand while he has no knowledge or his foot and spoil something. If he was awake and not exposed to his corruption, the Sharia obliges him to purify the teacher from the sleep of ignorance if he wakes up, and he knows by his wakefulness the