Matthew 23:35-37
it is that on you may fall the punishment for all the just blood shed on earth from the blood of Abel the just down to the blood of Zechariah the son of Barachiah, whom you murdered between the sanctuary and the altar.
Matthew 27:4
saying, "I did wrong in betraying innocent blood." "What does that matter to us?" they said, "it is your affair, not ours!"
Matthew 27:25
To this all the people replied, "His blood be on us and on our children!"
James 1:27
Pure, unsoiled religion in the judgment of God the Father means this: to care for orphans and widows in their trouble, and to keep oneself from the stain of the world.