Clement of Alexandria

"For blessed are those that have seen the Lord," according to the apostle; "for it is high time to awake out of sleep. For now is our salvation nearer than when we believed. The night is far spent, the day is at hand. Let us therefore cast off the works of darkness, and put on the armour of light." By day and light he designates figuratively the Son, and by the armour of light metaphorically the promises.