King James Version (KJV) - 2 Samuel 13:4 >

And he said unto him, Why [art] thou, [being] the king’s son, lean from day to day? wilt thou not tell me? And Amnon said unto him, I love Tamar, my brother Absalom’s sister.

Berean Study Bible (BSB) - 2 Samuel 13:4 >

so he asked Amnon, “Why are you, the son of the king, so depressed morning after morning? Won’t you tell me?” Amnon replied, “I am in love with Tamar, my brother Absalom’s sister.”