NET
5 Now the sons of Rimmon the Beerothite—Recab and Baanah—went at the hottest part of the day to the home of Ish Bosheth, as he was enjoying his midday rest.
Darby
5 And the sons of Rimmon the Beerothite, Rechab and Baanah, went and came in about the heat of the day into the house of Ishbosheth, who was taking his noonday rest.
KJV
5 And the sons of Rimmon the Beerothite, Rechab and Baanah, went, and came about the heat of the day to the house of Ishbosheth, who lay on a bed at noon.