Numbers 35:18-20

Young's Literal Translation

¹⁸ `Or with a wooden instrument [in] the hand, wherewith he dieth, he hath smitten him, and he dieth, he [is] a murderer: the murderer is certainly put to death.

¹⁹ `The redeemer of blood himself doth put the murderer to death; in his coming against him he doth put him to death.

²⁰ `And if in hatred he thrust him through, or hath cast [anything] at him by lying in wait, and he dieth;