Joshua 6:26

6:26 At that time Joshua made this solemn declaration: “The man who attempts to rebuild this city of Jericho will stand condemned before the Lord. He will lose his firstborn son when he lays its foundations and his youngest son when he erects its gates!”

Joshua 10:30

10:30 The Lord handed it and its king over to Israel, and Israel put the sword to all who lived there; they left no survivors. They did to its king what they had done to the king of Jericho.