1 Samuel 20:27

20:27 But the next morning, the second day of the new moon, David’s place was still vacant. So Saul said to his son Jonathan, “Why has Jesse’s son not come to the meal yesterday or today?”

1 Samuel 20:34

20:34 Jonathan got up from the table enraged. He did not eat any food on that second day of the new moon, for he was upset that his father had humiliated David.