Leviticus 24:17
And anyone who takes another's life is certainly to be put to death.
Genesis 9:5-6
And for your blood, which is your life, will I take payment; from every beast I will take it, and from every man will I take payment for the blood of his brother-man.
Deuteronomy 19:11-12
But if any man has hate for his neighbour, and waiting for him secretly makes an attack on him and gives him a blow causing his death, and then goes in flight to one of these towns;
Exodus 21:12-14
He who gives a man a death-blow is himself to be put to death.
Numbers 35:30-31
Anyone causing the death of another is himself to be put to death on the word of witnesses: but the word of one witness is not enough.
Deuteronomy 27:24
Cursed is he who takes his neighbour's life secretly. And let all the people say, So be it.