|Int. Standard Bible Encyclopedia|
je-ath'-e-ri, jeat'-e-ri (Revised Version (British and American)), (the King James Version) (ye'atheray, meaning unknown): A descendant of Gershom, "son" of Levi (1 Chronicles 6:21 (Hebrew 6)), and probably an ancestor of Asaph (so commentators); in 6:39-43 the corresponding name is "Ei." The difference in the Hebrew words is not great.
Jeatherai (1 Occurrence)
1 Chronicles 6:21 Joah his son, Iddo his son, Zerah his son, Jeatherai his son. (WEB JPS ASV BBE NAS NIV)