Peace be on all. In Holy Quran, Allah the Exalted said: [72:27] He is the Knower of the unseen; and He reveals not His secrets to any one, [72:28] Except to him whom He chooses, namely a Messenger of His. And then He causes an escort of guarding angels to go before him and behind him. In accordance to this spiritual rule, Holy Prophet (pbuh) was revealed: [62:3] He it is Who has raised among the Unlettered people ...