But when King David heard of all these things, he was very angry.
2 Samuel 13:21
Surrounding context
13:20 And Absalom her brother said to her, "Has Amnon your brother been with you? But now hold your peace, my sister. He is your brother; do not take this thing to heart." So Tamar remained desolate in her brother Absalom's house.
13:21 But when King David heard of all these things, he was very angry.
13:22 And Absalom spoke to his brother Amnon neither good nor bad. For Absalom hated Amnon, because he had forced his sister Tamar.