וְהָיָה֙ בַּיּ֣וֹם הַה֔וּא יִדַּ֖ל כְּב֣וֹד יַעֲקֹ֑ב וּמִשְׁמַ֥ן בְּשָׂר֖וֹ יֵרָזֶֽה׃
Rashi on Isaiah
And the fatness of his flesh shall become emaciated Jonathan [renders]: And the wealth of his glory shall be exiled.
Ibn Ezra on Isaiah
The glory of Israel shall be made thin. The numbers of Israel shall be greatly reduced by slaughter and captivity.