Numbers 35:18

16 And if he smite him with an instrument of iron, so that he die, he is a murderer: the murderer shall surely be put to death.

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.

Or if he smite him with an hand weapon of wood, wherewith he may die, and he die, he is a murderer: the murderer shall surely be put to death.

19 The revenger of blood himself shall slay the murderer: when he meeteth him, he shall slay him.

20 But if he thrust him of hatred, or hurl at him by laying of wait, that he die;

This was said to Israel at a particular time, so it is wise to read it together with the surrounding text. Do read the surrounding verses too, because the context often says more than a single verse.

Compare

BSB
If anyone has in his hand a deadly object of wood, and he strikes and kills another, he is a murderer; the murderer must surely be put to death.
KJV
Or if he smite him with an hand weapon of wood, wherewith he may die, and he die, he is a murderer: the murderer shall surely be put to death.
WEB
Or if he struck him with a weapon of wood in the hand, by which a man may die, and he died, he is a murderer. The murderer shall surely be put to death.
ASV
Or if he smote him with a weapon of wood in the hand, whereby a man may die, and he died, he is a murderer: the murderer shall surely be put to death.
DARBY
Or if he have smitten him with an instrument of wood, in the hand, wherewith one may die, and he die, he is a murderer: the murderer shall certainly be put to death;
BLB
Or [if] with a wooden weapon [in] the hand, with which one could die by it, he strikes him and he does die, he [is] a murderer; the murderer must surely be put to death.
ÅB
Eller om en har et redskap av tre i sin hånd, som han kan drepe folk med, og slår noen med det så han dør, da er han en manndraper, og manndraperen skal late livet.
OTB
Eller hvis noen slår en annen med et treobjekt i hånden og forårsaker død, er den personen en morder; morderen må dø.
B1930
Eller om en har et redskap av tre i sin hånd, som han kan drepe folk med, og slår nogen med det så han dør, da er han en manndraper, og manndraperen skal late livet.

Study notes (Tyndale)

Original text and word study