Gadi is known from the Bible as the father of Menahem, who became king over Israel (the Northern Kingdom). He is mentioned in connection with Menahem's seizure of power, where Menahem killed King Shallum and took the throne in Samaria. Gadi himself played no independent prominent role but is significant as the father of one of Israel's kings during a turbulent period.
16At that time Menahem marched from Tirzah and attacked Tiphsah, everyone in it, and its surrounding territory, because the city refused to open its gates to him. He struck it down and ripped open all its pregnant women.
Menahem son of Gadi attacked the city of Tiphsah and struck down everyone there, ripping open all pregnant women, because the city had not opened its gates to him.
16At that time Menahem marched from Tirzah and attacked Tiphsah, everyone in it, and its surrounding territory, because the city refused to open its gates to him. He struck it down and ripped open all its pregnant women.
18He did what was evil in the eyes of the LORD. As long as he lived he did not turn away from the sins of Jeroboam son of Nebat, who had made Israel sin.
20Menahem raised the silver from Israel, exacting fifty shekels of silver from every wealthy man, to give to the king of Assyria. So the king of Assyria withdrew and did not remain in the land.