Jahdai

Grasper, a descendant of Caleb, of the family of Hezron (1 Chronicles 2:47).

Source: Easton's Bible Dictionary
Jahdai

(whom Jehovah directs ), a man who appears to be thrust abruptly into the genealogy of Caleb, as the father of six sons. (1 Chronicles 2:47)

Source: Smith's Bible Dictionary