or in enmity struck him down with his hand, so that he died, then he who struck the blow shall be put to death. He is a murderer. The avenger of blood shall put the murderer to death when he meets him.
Or in enmity smite him with his hand, that he die,.... Give him a blow with his fist, on some part of his body where life is most in danger, and which issues in death: he that smote him shall surely be put to death, for he is a murderer; and therefore, according to the original law, ought to die, without reprieve or pardon; and...
Num 35:20-23 And so also the man who hit another in hatred, or threw at him by lying in wait, or struck him with the hand in enmity, so that he died. And if a murderer of this kind fled into a free city, the elders of his city were to have him fetched out and delivered up to the avenger of blood (Deu 19:11-12).
Commenting on Numbers 35:20-23