en_tn/isa/19/17.md

The land of Judah will become a cause of staggering to Egypt

The "land of Judah" and "Egypt" refer to the people in those places. The Egyptians will stagger because they are afraid. AT: "The people of Judah will cause the Egyptians to stagger" or "The people of Judah will cause the Egyptians to be terribly afraid" (See: rc://en/ta/man/translate/figs-metonymy)

Whenever anyone reminds them of her, they will be afraid

Here, "them" and "they" refer to the Egyptians and "her" refers to the people of Judah. AT: "Whenever anyone reminds the Egyptians of the people of Judah, the Egyptians will be afraid"