Genesis 9:5-6

5And for your lifeblood I will require a reckoning: afrom every beast I will require it and bfrom man. From his fellow man I will require a reckoning for the life of man.

6 c“Whoever sheds the blood of man,
by man shall his blood be shed,
dfor God made man in his own image.

Numbers 35:33

33You shall not epollute the land in which you live, for blood fpollutes the land, and no atonement can be made for the land for the blood that is shed in it, except gby the blood of the one who shed it.

Deuteronomy 19:12-13

12then the elders of his city shall send and take him from there, and hand him over to the avenger of blood, so that he may die. 13 hYour eye shall not pity him, ibut you shall purge the guilt of innocent blood
Or  the blood of the innocent
from Israel, so that it may be well with you.

Deuteronomy 21:8-9

8Accept atonement, O Lord, for your people Israel, whom you have redeemed, and kdo not set the guilt of innocent blood in the midst of your people Israel, so that their blood guilt be atoned for.’ 9So lyou shall purge the guilt of innocent blood from your midst, when you do what is right in the sight of the Lord.

2 Kings 9:26

26‘As surely as I saw yesterday the blood of Naboth and the blood of his sonsdeclares the Lord—I will repay you on this plot of ground.’ Now therefore take him up and throw him on the plot of ground, in accordance with the word of the Lord.”

Proverbs 28:17

17If one is burdened with mthe blood of another,
he will be a fugitive until death;
Hebrew  until the pit

let no one help him.
Copyright information for ESV