|Easton's Bible Dictionary|
Smooth-tongued, one of the chief priests in the time of Joiakim (Nehemiah 12:15).
Int. Standard Bible Encyclopedia
hel'-ka-i, hel'-ki, hel-ka'-i (chelqay, perhaps an abbreviation for Helkiah, "Yah is my portion." Not in the Septuagint's Codex Vaticanus; Codex L: Chelkias (Nehemiah 12:15)): The head of a priestly house in the days of Joiakim.
Helkai (1 Occurrence)
Nehemiah 12:15 of Harim, Adna; of Meraioth, Helkai; (WEB KJV JPS ASV BBE DBY WBS YLT NAS NIV)