And in that day it shall come to pass, that the glory of Jacob shall be made thin, and the fatness of his flesh shall wax lean. In that day - That is, says Kimchi, the time when the ten tribes of Israel, which were the glory of Jacob, should be carried into captivity.
Related Commentaries of Isaiah 17:4
Isaiah 17:4
4 And in that day it shall come to pass, that the glory of Jacob shall be made thin, and the fatness of his flesh shall wax lean.