Otherwise, the avenger of blood might pursue the manslayer in a rage, overtake him if the distance is great, and strike him dead though he did not deserve to die, since he did not intend any harm.
Jewish Publication Society of America Version (JPS1917) - Deuteronomy 19:6 >lest the avenger of blood pursue the manslayer, while his heart is hot, and overtake him, because the way is long, and smite him mortally; whereas he was not deserving of death, inasmuch as he hated him not in time past.