'Chief' in the Bible

When Pashhur the priest, the son of Immer, who was chief officer in the house of the Lord, heard Jeremiah prophesying these things,

In the seventh month Ishmael the son of Nethaniah, the son of Elishama, of the royal family and one of the chief officers of the king, along with ten men, came to Mizpah to Gedaliah the son of Ahikam. While they were eating bread together there in Mizpah,

Then the captain of the guard took Seraiah the chief priest and Zephaniah the second priest, with the three officers of the temple.