|Easton's Bible Dictionary|
Copper, the daughter of Elnathan of Jerusalem, and the wife of Jehoiakin (2 Kings 24:8), king of Judah.
Int. Standard Bible Encyclopedia
ne-hush'-ta (nechushta'): Mother of King Jehoiachin (2 Kings 24:8). She was the daughter of Elnathan of Jerusalem. After the fall of the city she was exiled with her son and his court (2 Kings 24:12 Jeremiah 29:2).
Nehushta (1 Occurrence)
2 Kings 24:8 Jehoiachin was eighteen years old when he began to reign; and he reigned in Jerusalem three months: and his mother's name was Nehushta the daughter of Elnathan of Jerusalem. (WEB KJV JPS ASV BBE DBY WBS YLT NAS NIV)