Numbers 25:17-18

Revised Standard Version

¹⁷ “Harass the Mid′ianites, and smite them; ¹⁸ for they have harassed you with their wiles, with which they beguiled you in the matter of Pe′or, and in the matter of Cozbi, the daughter of the prince of Mid′ian, their sister, who was slain on the day of the plague on account of Pe′or.”