Numbers 25:17

Treat as enemies the Madianites, and smite them, for they are acting as enemies against you, with craftiness, in all their attempts to beguile you by means of Phogor, and by means of Chasbi, the daughter of a prince of Madiam, their sister, who was slain on the day of the plague, on account of Phogor.

Plague the Madianites as enemies, and smite them,