1 Samuel 20:26-30

Nevertheless Saul did not say anything that day, because he thought, “It must have been an accident; he is not clean, undoubtedly he is not clean.”

But it came about the next day, the second day of the new moon, that David’s place was empty again; so Saul said to his son Jonathan, “Why has the son of Jesse not come to the meal, either yesterday or today?”

And Jonathan answered Saul, “David earnestly requested leave of me to go to Bethlehem.

He said, ‘Please let me go, because our family has a sacrifice in the city, and my brother has ordered me to attend. So now, if I have found favor in your sight, please let me slip away so that I may see my brothers.’ For this reason he has not come to the king’s table.” Saul Is Angry with Jonathan

Then Saul’s anger burned against Jonathan, and he said to him, “You son of a perverse, rebellious woman! Do I not know that you are choosing the son of Jesse to your own shame, and to the shame of your mother’s nakedness?