“Shammah” means astonishment

1. The son of Reuel the son of Esau. (Genesis 36:13,17; 1 Chronicles 1:37) (B.C. about 1700.)
2. The third son of Jesse, and brother of David. (1 Samuel 16:9; 17:13) Called also Shimea., Shimeah and Shimma.
3. One of the three greatest of David's mighty men. (2 Samuel 23:11-17) (B.C. 1061.)
4. The Harodite, one of David's mighties. (2 Samuel 23:25) He is called "SHAMMOTH the Harorite" in (1 Chronicles 11:27) and "SHAMHUTH the Izrahite" ibid. (1 Chronicles 27:8)
5. In the list of David's mighty men in (2 Samuel 23:32,33) we find "Jonathan, Shammah the Hararite;" while in the corresponding verse of (1 Chronicles 11:34) it is Jonathan.