Numbers 35:21-23

New Catholic Bible

²¹ or if with bitterness he strikes someone with his hand in order to kill him, then that person will be put to death, for he is a murderer. The kinsman avenger of blood will kill the murderer when he meets him.

²² “ ‘But if someone without bitterness pushes another person or throws something at him without his lying in wait, ²³ or he has a deadly stone object and he does not see the other, but drops it on him causing him to die, and he was not an enemy nor was he seeking to harm the other person,