NET
8 But since we are of the day, we must stay sober by putting on the breastplate of faith and love and as a helmet our hope for salvation.
Darby
8 but *we* being of [the] day, let us be sober, putting on [the] breastplate of faith and love, and as helmet [the] hope of salvation;
KJV
8 But let us, who are of the day, be sober, putting on the breastplate of faith and love; and for an helmet, the hope of salvation.