The Hebrew text here is clearly very corrupt. For instance, instead of “Jaare-oregim,” the parallel account in 1 Chronicles 20:5 reads …

Jaare-oregim. —The parallel place, 1 Chronicles 20:5, reads simply “Jair.” It is generally supposed that “oregim” (= <…

And there was again a battle in Gob with the Philistines
Another battle with them in the same place:

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These events seem to have taken place towards the end of David's reign. David fainted, but he did not flee, and God sent help in the time of need. …