lay behind that contrast, Paul had talked of drunkenness as a prime characteristic of the darkness. In 1 Thess 5:6–8, sobriety by contrast is seen as a quality of the light. In Rom 13:12, 13, drunkenness, as here in Eph 5, is associated with debauchery. It looks, then, as though the writer may well have gone back to these sources, as he will do again later in 6:11–17 for his imagery of the believer’s armor, and have drawn on them to continue the contrast from the beginning of this section between