But you, brothers, aren't in darkness, that the day should overtake you like a thief.
He admonishes us, therefore, that it were an unseemly thing that we should be caught by Christ asleep, as it were, or seeing nothing, while the full blaze of light is shining forth upon us. He calls them children of light, in accordance with the Hebrew idiom, as meaning — furnished with light; as also children of the day, meaning — those who enjoy the light of day. (594) And this he again confirms, when he says that we are not of the night nor of darkness, because the Lord has rescued us from it. For it is as though he had said, that we have not been enlightened by the Lord with a view to our walking in darkness. 