Numbers 35:22-24

Darby Translation

²² But if he have thrust at him suddenly without enmity, or have cast upon him anything unintentionally,

²³ or [have smitten him] with any stone wherewith one may die, without seeing him, and have cast it upon him so that he die, and he was not his enemy, neither sought his harm:

²⁴ then the assembly shall judge between the smiter and the avenger of blood according to these judgments;