Cross reference
Joshua 10:20
20 Now when Joshua and the children of Israel had come to the end of their war of complete destruction, and had put to death all but a small band who had got safely into the walled towns,
Joshua 8:24
24 Then, after the destruction of all the people of Ai in the field and in the waste land where they went after them, and when all the people had been put to death without mercy, all Israel went back to Ai, and put to death all who were in it without mercy.
Deuteronomy 20:16
16 But in the towns of these peoples whose land the Lord your God is giving you for your heritage, let no living thing be kept from death:
Joshua 10:10
10 And the Lord made them full of fear before Israel, and they put great numbers of them to death at Gibeon, and went after them by the way going up to Beth-horon, driving them back to Azekah and Makkedah
2 Samuel 20:6
6 And David said to Abishai, Sheba, the son of Bichri, will do us more damage than Absalom did; so take some of your lord's servants and go after him, before he makes himself safe in the walled towns, and gets away before our eyes.
2 Chronicles 13:17
17 And Abijah and his people put them to death with great destruction: five hundred thousand of the best of Israel were put to the sword.
Jeremiah 8:14
14 Why are we seated doing nothing? come together, and let us go to the walled towns, and let destruction overtake us there, for the Lord our God has sent destruction on us, and given us bitter water for our drink, because we have done evil against the Lord.