Num Numbers, chapter Book of Numbers, chapter 35
And if he strike him with an even (stone) in his yad that could kill, and he die, he is a rotze'ach; the rotze'ach shall surely be put to death.
And if he strike him with an even (stone) in his yad that could kill, and he die, he is a rotze'ach; the rotze'ach shall surely be put to death.