For a people shall dwell in Zion, in Jerusalem; you shall weep no more. He will surely be gracious to you at the sound of your cry. As soon as he hears it, he answers you.
19. Surely the people in Zion shall dwell in Jerusalem. He confirms the former statement, that the people will indeed be afflicted, but will at length return to “Zion.” Now, this might be thought incredible after the desolation of the city and of the whole country, for it seemed as if the whole nation had perished; yet Isaiah promises that the Church shall be preserved.
The closing words of the foregoing paragraph (You shall be left as a beacon upon a mountain) some understand as a promise that a remnant of them should be reserved as monuments of mercy; and here the prophet tells them what good times should succeed these calamities.
Commenting on Isaiah 30:18-26
For the people shall dwell in Zion at Jerusalem,.... Or, "for the people of Zion (z) shall dwell in Jerusalem"; those that belonged to the fort of Zion should dwell in Jerusalem, or "abide" there, both they and the inhabitants of it, at least many of them should quietly continue there, waiting the Lord's time to appear for them, and not run here and there...