Extended Strong's Hebrew Lexicon (Brown-Driver-Briggs based)
Cushi
Usage: A man living at the time of Divided Monarchy, only mentioned at Jer.36.14; father of: Shelemiah (H8018K) § Cushi = "their blackness" 1) an ancestor of Jehudi (Jer. 36.14) 2) the father of the prophet Zephaniah (Zep. 1.1)