'Captain' in the Bible

Speaking through Nebuzaradan, captain of the guard, King Nebuchadnezzar of Babylon gave orders concerning Jeremiah, saying:

Nebuzaradan, captain of the guard, Nebushazban the Rab-saris, Nergal-sharezer the Rab-mag, and all the captains of the king of Babylon

This is the word that came to Jeremiah from the Lord after Nebuzaradan, captain of the guard, released him at Ramah. When he found him, he was bound in chains with all the exiles of Jerusalem and Judah who were being exiled to Babylon.

The captain of the guard took Jeremiah and said to him, “The Lord your God decreed this disaster on this place,

When Jeremiah had not yet turned to go, Nebuzaradan said to him: “Return to Gedaliah son of Ahikam, son of Shaphan, whom the king of Babylon has appointed over the cities of Judah, and stay with him among the people or go wherever you want to go.” So the captain of the guard gave him a ration and a gift and released him.

Then Ishmael took captive all the remnant of the people of Mizpah including the daughters of the king—all those who remained in Mizpah over whom Nebuzaradan, captain of the guard, had appointed Gedaliah son of Ahikam. Ishmael son of Nethaniah took them captive and set off to cross over to the Ammonites.

the men, women, children, king’s daughters, and everyone whom Nebuzaradan, captain of the guard, had allowed to remain with Gedaliah son of Ahikam son of Shaphan, along with Jeremiah the prophet and Baruch son of Neriah—