'Guard' in the Bible

So the king of Israel sent to the place which the man of God said to him and warned him, so he was on guard there {continually}.

So Jehu the son of Jehoshaphat the son of Nimshi conspired against Joram. Now Joram was keeping guard in Ramoth-Gilead, he and all of Israel, because of the {threat} of Hazael king of Aram.

It happened that when he finished offering the burnt offering, Jehu said to the royal guard and to the officers, "Come and kill them; let no man go free!" So {they put them to the sword}, and the royal guard and the officers threw them out, then they went up to the citadel of the temple of Baal.

He commanded them, saying, "This [is] the thing which you must do: one third of you {who go off duty on the Sabbath}, the keepers of the guard in the house of the king,

and another third at the gate of Sur, and a third at the gate behind the runners, shall guard the post of the palace alternately.

Two of the units among you, all {who go on duty on the Sabbath}, guard the post of the temple of Yahweh for the king.

In the fifth month, on the seventh of the month, that is, the nineteenth year of King Nebuchadnezzar the king of Babylon, Nebuzaradan, a commander of the imperial guard, a servant of the king of Babylon, came [to] Jerusalem.

He and all the army of [the] Chaldeans who [were with] the imperial guard tore down the wall of Jerusalem all around.

The remainder of the people left in the city, the deserters who had deserted to the king of Babylon, and the remainder of the multitude, Nebuzaradan the commander of the imperial guard deported.

But the poor of the land the commander of the imperial guard left for the vineyards and for tilling.

The firepans and the basins, whatever was gold, the commander of the imperial guard took [for] the gold and whatever was silver, [for] the silver.

Then the commander of the imperial guard took Seraiah the chief priest, Zephaniah the second priest, and three of the threshold keepers.

Nebuzaradan commander of the imperial guard took them and brought them to the king of Babylon at Riblah.