But if any man hate his neighbour, and lie in wait for him, and rise up against him, and smite him mortally that he die, and fleeth into one of these cities: (Deuteronomy 19:11)
For details see Num. 35:16-24. Hatred in the heart of man causes him to “lie in wait,” then “rise up” at the opportune moment, and “smite ... mortally” his neighbor whom he detests (see Ex. 21:14).