G5458–φωστήρ–phōstēr

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;

φωστῆρες phōstēres “lights”

Having the glory of God: and her light was like to a stone most precious, even like a jasper-stone, clear as crystal;

φωστὴρ phōstēr “radiance”