Numbers 23:24

23:24 Indeed, the people will rise up like a lioness,

and like a lion raises himself up;

they will not lie down until they eat their prey,

and drink the blood of the slain.”

Numbers 35:21

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.