Jabez. Supposed to have been founded by Jabez. See below on 1 Chronicles 4:9.
Kenites. These were the posterity of Jethro and Hobab. See Judges 1:16. and compare 1 Samuel 15:6; 1 Samuel 27:10. They became an ascetic people, and, by being mentioned here in connection with "scribes, "may have been teachers. This perhaps accounts for Jehu's action in 2 Kings 10:15; 2 Kings 10:16.
Rechab. Compare Jeremiah 35.