en_tn_lite_do_not_use/jer/04/26.md

the productive land

"the land that in the past had produced much food"

all the cities had been pulled down

"all the cities had been destroyed" or "all the cities were a heap of ruins"

before Yahweh, before the fury of his wrath

This indicates that all these things would happen because Yahweh was so angry with the people of Judah.