Numbers 21:35 in the King James Version
So they smote him, and his sons, and all his people, until there was none left him alive: and they possessed his land.
Context
34 The LORD said to Moses, “Don’t fear him, for I have delivered him into your hand, with all his people, and his land. You shall do to him as you did to Sihon king of the Amorites, who lived at Heshbon.”
35 So they struck him, with his sons and all his people, until there were no survivors; and they possessed his land.