NET
12 It trains us to reject godless ways and worldly desires and to live self-controlled, upright, and godly lives in the present age,
Darby
12 teaching us that, having denied impiety and worldly lusts, we should live soberly, and justly, and piously in the present course of things,
KJV
12 Teaching us that, denying ungodliness and worldly lusts, we should live soberly, righteously, and godly, in this present world;