2 Kings 10:25
So as soon as he had made an end of offering the burnt offering, Jehu said to the guard and to the officers, "Go in and strike them down; let not a man escape." So when they put them to the sword, the guard and the officers cast them out and went into the inner room of the house of Baal,
1 Kings 18:40
And Elijah said to them, "Seize the prophets of Baal; let not one of them escape." And they seized them. And Elijah brought them down to the brook Kishon and slaughtered them there.
Exodus 32:27
And he said to them, "Thus says the LORD God of Israel, 'Put your sword on your side each of you, and go to and fro from gate to gate throughout the camp, and each of you kill his brother and his companion and his neighbor.'"
Deuteronomy 13:6-11
"If your brother, the son of your mother, or your son or your daughter or the wife you embrace or your friend who is as your own soul entices you secretly, saying, 'Let us go and serve other gods,'which neither you nor your fathers have known,
Ezekiel 9:5-7
And to the others he said in my hearing, "Pass through the city after him, and strike. Your eye shall not spare, and you shall show no pity.
Ezekiel 22:21-22
I will gather you and blow on you with the fire of my wrath, and you shall be melted in the midst of it.
Revelation 16:6-7
For they have shed the blood of saints and prophets, and you have given them blood to drink. It is what they deserve!"