What does 1 Chronicles 18:4 mean?

And David took from him a thousand chariots, and seven thousand horsemen, and twenty thousand footmen; and David hocked all the chariot horses, but reserved of them for a hundred chariots.

And David took from him a thousand chariots, and seven thousand horsemen, and twenty thousand footmen: David also houghed all the chariot horses, but reserved of them an hundred chariots.

And David took from him a thousand chariots, and seven thousand horsemen, and twenty thousand footmen; and David hocked all the chariot horses, but reserved of them for a hundred chariots.

And David took from him a thousand war-carriages and seven thousand horsemen and twenty thousand footmen: and he had the leg-muscles of all the horses cut, keeping only enough of them for a hundred war-carriages.

and David captureth from him a thousand chariots, and seven thousand horsemen, and twenty thousand footmen, and David destroyeth utterly all the chariots, and leaveth of them a hundred chariots <FI>only<Fi> .

And David took from him a thousand chariots, and seven thousand horsemen, and twenty thousand footmen, and he houghed all the chariot horses, only a hundred chariots, which he reserved for himself.

And David took from him a thousand chariots, and seven thousand horsemen, and twenty thousand footmen; and David houghed all the chariot [horses], but reserved of them [for] a hundred chariots.