'Mighty men' in the Bible

Their quiver is as an open sepulchre, they are all mighty men.

And when Jehoiakim the king, with all his mighty men, and all the princes, heard his words, the king sought to put him to death: but when Urijah heard it, he was afraid, and fled, and went into Egypt;

Then took Johanan the son of Kareah, and all the captains of the forces that were with him, all the remnant of the people whom he had recovered from Ishmael the son of Nethaniah, from Mizpah, after that he had slain Gedaliah the son of Ahikam, even mighty men of war, and the women, and the children, and the eunuchs, whom he had brought again from Gibeon:

Come up, ye horses; and rage, ye chariots; and let the mighty men come forth; the Ethiopians and the Libyans, that handle the shield; and the Lydians, that handle and bend the bow.

Kerioth is taken, and the strong holds are surprised, and the mighty men's hearts in Moab at that day shall be as the heart of a woman in her pangs.

Behold, he shall come up and fly as the eagle, and spread his wings over Bozrah: and at that day shall the heart of the mighty men of Edom be as the heart of a woman in her pangs.

A sword is upon the liars; and they shall dote: a sword is upon her mighty men; and they shall be dismayed.

The mighty men of Babylon have forborn to fight, they have remained in their holds: their might hath failed; they became as women: they have burned her dwellingplaces; her bars are broken.

Because the spoiler is come upon her, even upon Babylon, and her mighty men are taken, every one of their bows is broken: for the LORD God of recompences shall surely requite.

And I will make drunk her princes, and her wise men, her captains, and her rulers, and her mighty men: and they shall sleep a perpetual sleep, and not wake, saith the King, whose name is the LORD of hosts.