"Jubilee, music, Lamech's second son by Adah, of the line of" "Cain. He was the inventor of "the harp" (Heb. kinnor, properly" "lyre) and "the organ" (Heb. `ugab, properly "mouth-organ" or" "Pan's pipe), Gen. 4:21."
Definition of Jubal:
"he that runs; a trumpet"