Deuteronomy 19:11
"But if anyone hates his neighbor and lies in wait for him and attacks him and strikes him fatally so that he dies, and he flees into one of these cities,
Numbers 35:16-21
"But if he struck him down with an iron object, so that he died, he is a murderer. The murderer shall be put to death.
Deuteronomy 27:24
"'Cursed be anyone who strikes down his neighbor in secret.' And all the people shall say, 'Amen.'
Genesis 9:6
"Whoever sheds the blood of man, by man shall his blood be shed, for God made man in his own image.
Exodus 21:12-14
"Whoever strikes a man so that he dies shall be put to death.
Numbers 35:24
then the congregation shall judge between the manslayer and the avenger of blood, in accordance with these rules.
Proverbs 28:17
If one is burdened with the blood of another, he will be a fugitive until death; let no one help him.