You must gather all the spoils of it into the middle of the street and burn the city with fire along with all the spoils within it for the Lord your God, and it will be a heap forever. It must not be rebuilt.
and when the Lord your God delivers them before you and you strike them down, then you must utterly destroy them. You shall make no covenant with them nor show mercy to them.
The city and all that is in it are dedicated to the Lord for destruction. Only Rahab the prostitute may live, she, and all who are with her in her house, for she hid the messengers we sent.
At that time Joshua made them swear, “Cursed before the Lord will be the man who arises and rebuilds this city of Jericho. He will establish it at the cost of his firstborn and erect its gates at the cost of his youngest child.”
So she made a vow and said, “O Lord of Hosts, if You will indeed look on the affliction of Your maidservant, and remember me and not forget Your maidservant, but will give to Your maidservant a baby boy, then I will give him to the Lord all the days of his life, and no razor shall touch his head.”