|Easton's Bible Dictionary|
Resting, an Ephraimite; the father of Amasa, mentioned in 2 Chronicles 28:12.
Int. Standard Bible Encyclopedia
had'-li, had'-la-i (chadhlay, "resting"): An Ephraimite (2 Chronicles 28:12), father of Amasa, who was one of the heads of the tribe in the time of Pekah, king of Israel.
Hadlai (1 Occurrence)
2 Chronicles 28:12 Then certain of the heads of the children of Ephraim, Azariah the son of Johanan, Berechiah the son of Meshillemoth, and Jehizkiah the son of Shallum, and Amasa the son of Hadlai, stood up against those who came from the war, (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)