Thematic Bible: David's abhorrence of

Then David answered Recab and Baanah his brother, the sons of Rimmon the Beerothite, and he said to them, "{As Yahweh lives}, who redeemed my soul from all trouble, when the [one] who told me, "Look, Saul [is] dead," {thought that he [was] bringing good news}, I seized him and killed him at Ziklag, which [was] as my giving the news [back] to him. {How much more} when wicked men kill a righteous man in his house, on his bed! So then, shall I not seek his lifeblood from your hand, so that I may destroy you from the earth?" read more.
Then David commanded the young men, and they killed them, and they cut off their hands and their feet, and they hung [them] at the pool at Hebron, but the head of Ish-Bosheth they took and buried in the grave of Abner at Hebron.