Strong's #5298: Nepheg (pronounced neh'-feg)
from an unused root probably meaning to spring forth; a sprout; Nepheg, the name of two Israelites:--Nepheg.
Brown-Driver-Briggs Hebrew Lexicon:
nepheg
Nepheg = "sprout"
1) one of sons of Izhar and grandson of Kohath of the tribe of Levi in the time of the exodus
2) one of the sons of David born to him at Jerusalem
Part of Speech: noun proper masculine
Relation: from an unused root probably meaning to spring forth
Usage:
This word is used 4 times:
Exodus 6:21: "And the sons of Izhar; Korah, and Nepheg, and Zichri."
2 Samuel 5:15: "Ibhar also, and Elishua, and Nepheg, and Japhia,"
1 Chronicles 3:7: "And Nogah, and Nepheg, and Japhia,"
1 Chronicles 14:6: "And Nogah, and Nepheg, and Japhia,"