Numbers 35:17 (BSB)

Or if anyone has in his hand a stone of deadly size, and he strikes and kills another, he is a murderer; the murderer must surely be put to death.

From Numbers 35. Also in the ESV.

Commentary on Numbers 35:17

• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Numbers 35:17: And if he smite him with throwing a stone,.... "Or with a stone of the hand" (q), which the Jews interpret of a stone so big as to fill a man's hand, and so wherewith he may die; at whom it is thrown; is sufficient to cause his death, if struck with it; so the Targum of Jonathan paraphrases it of a"stone of fulness of...
• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on Numbers 35:17: And if he smite him with throwing a stone, wherewith he may die, and he die, he [is] a murderer: the murderer shall surely be put to death. (g) That is, with a big and dangerous stone: in Hebrew, with a stone of his hand.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Numbers 35:16-18: Num 35:16-18 Special instructions are given in Num 35:16-28, with reference to the judicial procedure. First of all (Num 35:16-21), with regard to qualified slaying or murder. If any person has struck another with an iron instrument (an axe, hatchet, hammer, etc.), or “with a stone of the hand, from which one dies,” i.e., with a stone which filled the hand, - a large stone...