δικαιοσύνης [2 verses](noun sg fem gen) "Righteousness" is from dikaiosune, which means "righteousness", "justice", "fulfillment of the law," "being in an ideal state." And the "business of a judge. -- This word is only used here and two verses after this. It is related to another Greek word that has almost the same meaning as another word, but that word has the sense of fulfilling social requirements, while this is fulfilling the job of a judge.