They waged war against the Hagrites, Jetur, Naphish, and Nodab. And when they prevailed over them, the Hagrites and all who were with them were given into their hands, for they cried out to God in the battle, and he granted their urgent plea because they trusted in him.

All these were stewards of King David's property.

the tents of Edom and the Ishmaelites, Moab and the Hagrites,

Now this may be interpreted allegorically: these women are two covenants. One is from Mount Sinai, bearing children for slavery; she is Hagar. Now Hagar is Mount Sinai in Arabia; she corresponds to the present Jerusalem, for she is in slavery with her children.