Not long after that, Ahithophel said to Absalom, “Let me choose twelve thousand men, and tonight I will set out after David.
Any advice that Ahithophel gave in those days was accepted as though it were the very word of God; both David and Absalom followed it.
I will attack him while he is tired and discouraged. He will be frightened, and all his men will run away. I will kill only the king
When I lie down, I go to sleep in peace; you alone, O Lord, keep me perfectly safe.
They can't wait to do something bad. They're always ready to kill.
Wicked people cannot sleep unless they have done something wrong. They lie awake unless they have hurt someone.