By the days are evil Paul may have specifically had in mind the corrupt and debauched living that characterized the city of Ephesus. The Christians there were surrounded by paganism and infiltrated by heresy (see 4:14). Greediness, dishonesty, and immorality were a way of life in Ephesus, a way in which most of the believers had themselves once been involved and to which they were tempted to revert (4:19â32; 5:3â8). . . .