Behold, when it was whole, it was meet for no work: how much less shall it be meet yet for any work, when the fire hath devoured it, and it is burned?
The prophet, we may suppose, was thinking what a glorious city Jerusalem was, above any city in the world; it was the crown and joy of the whole earth; and therefore what a pity it was that it should be destroyed; it was a noble structure, the city of God, and the city of Israel's solemnities.
Commenting on Ezekiel 15:1-8
Therefore thus saith the Lord God,.... Now follows the application of the simile: as the vine tree among the trees of the forest, which I have given to the fire for fuel; to be burnt, as other trees of the forest are, and along with them: so will I give the inhabitants of Jerusalem; to be destroyed along with other nations by the Chaldeans; they...
If useless before, much more so when almost wholly burnt.