ESV: Ahithophel said to Absalom, “Go in to your father’s concubines, whom he has left to keep the house, and all Israel will hear that you have made yourself a stench to your father, and the hands of all who are with you will be strengthened.”
NIV: Ahithophel answered, 'Sleep with your father's concubines whom he left to take care of the palace. Then all Israel will hear that you have made yourself obnoxious to your father, and the hands of everyone with you will be more resolute.'
NASB: Ahithophel said to Absalom, 'Have relations with your father’s concubines, whom he has left behind to take care of the house; then all Israel will hear that you have made yourself repulsive to your father. The hands of all who are with you will also be strengthened.'
CSB: Ahithophel replied to Absalom, "Sleep with your father's concubines whom he left to take care of the palace. When all Israel hears that you have become repulsive to your father, everyone with you will be encouraged."
NLT: Ahithophel told him, 'Go and sleep with your father’s concubines, for he has left them here to look after the palace. Then all Israel will know that you have insulted your father beyond hope of reconciliation, and they will throw their support to you.'
KJV: And Ahithophel said unto Absalom, Go in unto thy father's concubines, which he hath left to keep the house; and all Israel shall hear that thou art abhorred of thy father: then shall the hands of all that are with thee be strong.
NKJV: And Ahithophel said to Absalom, “Go in to your father’s concubines, whom he has left to keep the house; and all Israel will hear that you are abhorred by your father. Then the hands of all who are with you will be strong.”
