6 Bible Verses about Mercy Killings

To him who struck great kings: for his mercy endures forever: And slew famous kings: for his mercy endures forever: Sihon king of the Amorites: for his mercy endures forever:read more.
And Og the king of Bashan: for his mercy endures forever:

You shall not kill.

Then shall he kill the goat of the sin offering, that is for the people, and bring his blood within the veil, and do with that blood as he did with the blood of the bullock, and sprinkle it upon the mercy seat, and before the mercy seat:

For he shall have judgment without mercy, that has showed no mercy; and mercy triumphs over judgment.

Who struck great nations, and slew mighty kings;

And Samson said, Let me die with the Philistines. And he bowed himself with all his might; and the house fell upon the lords, and upon all the people that were therein. So the dead whom he slew at his death were more than they whom he slew in his life.