2 Samuel 4:3-6
English Standard Version
5Now the sons of Rimmon the Beerothite, Rechab and Baanah, set out, and about the heat of the day they came to the house of Ish-bosheth as he was taking his noonday rest.
6And they came into the midst of the house as if to get wheat, and they stabbed him in the stomach. Then Rechab and Baanah his brother escaped.