'Ruler' in the Bible

then I will establish the throne of your kingdom, according as I covenanted with David your father, saying, 'There shall not fail you a man to be ruler in Israel.'

Behold, Amariah the chief priest is over you in all matters of Yahweh; and Zebadiah the son of Ishmael, the ruler of the house of Judah, in all the king's matters: also the Levites shall be officers before you. Deal courageously, and may Yahweh be with the good."

and he said, "Yahweh, the God of our fathers, aren't you God in heaven? Aren't you ruler over all the kingdoms of the nations? Power and might are in your hand, so that no one is able to withstand you.

Zichri, a mighty man of Ephraim, killed Maaseiah the king's son, and Azrikam the ruler of the house, and Elkanah who was next to the king.

They brought in the offerings and the tithes and the dedicated things faithfully: and over them Conaniah the Levite was ruler, and Shimei his brother was second.

Jehiel, and Azaziah, and Nahath, and Asahel, and Jerimoth, and Jozabad, and Eliel, and Ismachiah, and Mahath, and Benaiah, were overseers under the hand of Conaniah and Shimei his brother, by the appointment of Hezekiah the king, and Azariah the ruler of the house of God.