but if you go back to the city and tell Absalom, ‘I will be your servant, Your Majesty! Formerly I worked for your father, but now I'll work for you,’ then you can block Ahithophel's advice for me.
Ahithophel told him, “Go and sleep with your father's concubines—the ones he left here to look after the palace. Then everyone in Israel will realize that you have so offended your father there's no turning back, which will encourage all your supporters.”