[20] But if he thrust him of hatred, or hurl at him by laying of wait, that he die; [21] Or in enmity smite him with his hand, that he die: he that smote him shall surely for he is a murderer: the revenger of blood shall slay the murderer, when he meeteth him. [22] But if he thrust him suddenly without enmity, or have cast upon him any thing without laying of wait, [23] Or with any stone, wherewith a man may die, seeing him not, and cast it upon him, that he die, and was not his enemy, neither sought his harm: