Numbers 35:20-21

35:20 “But if he strikes him out of hatred or throws something at him intentionally so that he dies, 35:21 or with enmity he strikes him with his hand and he dies, the one who struck him must surely be put to death, for he is a murderer. The avenger of blood must kill the murderer when he meets him.

Deuteronomy 27:24

27:24 ‘Cursed is the one who kills his neighbor in private.’ Then all the people will say, ‘Amen!’

Deuteronomy 27:2

27:2 When you cross the Jordan River to the land the Lord your God is giving you, you must erect great stones and cover them with plaster.

Deuteronomy 3:27

3:27 Go up to the top of Pisgah and take a good look to the west, north, south, and east, for you will not be allowed to cross the Jordan.

Deuteronomy 20:9-10

20:9 Then, when the officers have finished speaking, they must appoint unit commanders to lead the troops.

20:10 When you approach a city to wage war against it, offer it terms of peace.