Father of the sea; i.e., “seaman” the name always used in Kings of the king of Judah, the son of Rehoboam, elsewhere called Abijah (1 Kings 15:1, 7, 8).
Easton’s Bible Dictionary
Abijam
Name meaningfather of the sea
Easton’s Bible Dictionary (1897), public domain. Text via Theographic Bible Metadata, CC BY-SA 4.0.