King James Version
That ye may be blameless and harmless, the sons of God, without rebuke, in the midst of a crooked and perverse nation, among whom ye shine as lights in the world;English Standard Version
that you may be blameless and innocent, children of God without blemish in the midst of a crooked and twisted generation, among whom you shine as lights in the world,New International Version
so that you may become blameless and pure, children of God without fault in a crooked and depraved generation, in which you shine like stars in the universe