|Easton's Bible Dictionary|
Dance, the father of four sons (1 Kings 4:31) who were inferior in wisdom only to Solomon.
Int. Standard Bible Encyclopedia
ma'-hol (machol, "dance"; compare bene-machol, "sons of dance"): The father of the 4 sages reputed next in wisdom to Solomon (1 Kings 4:31). Their names were Ethan, Heman, Chalcol, Darda.
Mahol (1 Occurrence)
1 Kings 4:31 For he was wiser than all men; than Ethan the Ezrahite, and Heman, and Calcol, and Darda, the sons of Mahol: and his fame was in all the nations all around. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)