2 Samuel 13:3

13:3 Now Amnon had a friend named Jonadab, the son of David’s brother Shimeah. Jonadab was a very crafty man.

2 Samuel 13:32

13:32 Jonadab, the son of David’s brother Shimeah, said, “My lord should not say, ‘They have killed all the young men who are the king’s sons.’ For only Amnon is dead. This is what Absalom has talked about from the day that Amnon humiliated his sister Tamar.

2 Samuel 21:21

21:21 When he taunted Israel, Jonathan, the son of David’s brother Shimeah, killed him.