What does 1 Chronicles 12:33 mean?

Of Zebulun, such as were able to go out in the host, that could set the battle in array, with all manner of instruments of war, fifty thousand, and that could order the battle array, and were not of double heart.

Of Zebulun, such as went forth to battle, expert in war, with all instruments of war, fifty thousand, which could keep rank: they were not of double heart.

Of Zebulun, such as were able to go out in the host, that could set the battle in array, with all manner of instruments of war, fifty thousand, and that could order the battle array, and were not of double heart.

Of Zebulun, there were fifty thousand men, who went out with the army, expert in ordering the fight, to give help with all sorts of arms; true-hearted men.

Of Zebulun, going forth to the host, arranging battle with all instruments of battle, <FI>are<Fi> fifty thousand, and keeping rank without a double heart.

And of Zabulon such as went forth to battle, and stood in array well appointed with armour for war, there came fifty thousand to his aid, with no double heart.

Of Zebulun, such as went forth in the host, armed for war with all weapons of war, fifty thousand, keeping rank without double heart.