Held some place of authority in Samaria when Nehemiah went up to Jerusalem to rebuild its ruined walls. He vainly attempted to hinder this work (Neh. 2:10, 19; 4:1-12; 6). His daughter became the wife of one of the sons of Joiada, a son of the high priest, much to the grief of Nehemiah (13:28).
Easton’s Bible Dictionary
Sanballat
Name meaningbramble-bush; enemy in secret
Easton’s Bible Dictionary (1897), public domain. Text via Theographic Bible Metadata, CC BY-SA 4.0.