Matthew Poole and continuators on Exodus 21:29

29 But if the oxe were wont to push with his horn in time past, and it hath been testified to his owner, and he hath not kept him in, but that he hath killed a man or a woman , the oxe shall be stoned, and his owner also shall be put to death.

Which the Iews say was to be done thrice, and before the Magistrate.

To wit, an Israelite, or a stranger who is free, by comparing this with ver. 32.