KJV: For they vex you with their wiles, wherewith they have beguiled you in the matter of Peor, and in the matter of Cozbi, the daughter of a prince of Midian, their sister, which was slain in the day of the plague for Peor's sake.
NASB: for they have been hostile to you with their tricks, with which they have deceived you in the affair of Peor and in the affair of Cozbi, the daughter of the leader of Midian, their sister who was slain on the day of the plague because of Peor."
KJV: Behold, these caused the children of Israel, through the counsel of Balaam, to commit trespass against the LORD in the matter of Peor, and there was a plague among the congregation of the LORD.
NASB: "Behold, these caused the sons of Israel, through the counsel of Balaam, to trespass against the LORD in the matter of Peor, so the plague was among the congregation of the LORD.
KJV: Is the iniquity of Peor too little for us, from which we are not cleansed until this day, although there was a plague in the congregation of the LORD,
NASB: 'Is not the iniquity of Peor enough for us, from which we have not cleansed ourselves to this day, although a plague came on the congregation of the LORD,