Easton's Bible Dictionary (1897)
Water of gold, the father of Matred (Gen. 36:39; 1 Chr. 1:50), and grandfather of Mehetabel, wife of Hadar, the last king of Edom.
Smith's Bible Dictionary (1863)
(waters of gold), the father of Matred and grandfather of Mehetabel, who was wife of Hadar or Hadad, the last-named king of Edom. (Genesis 36:39; 1 Chronicles 1:50)
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
MEZ'AHAB (waters of gold), the grandfather of Mehetabel, wife of Hadar, the last king of Edom, Gen 36:39; Gen 1 Chr, 1:50.
Hitchcock's Bible Names (1869)
gilded