Smith's Bible Dictionary (1863)
(swift servant of Jehovah), a priest in the days of Joiakim the son of Jeshua. He represented the family of Sallai. (Nehemiah 12:20) (B.C. after 536.)
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
KAL'LAI (swift runner of Jehovah), a priest, a chief of the fathers in the days of Joiakim. Neh 12:20.
Hitchcock's Bible Names (1869)
light; resting by fire; my voice