en_tn/lam/04/07.md

Her leaders used to shine like snow and were as white as milk

Possible meanings; 1) "Our leaders were previously beautiful to look at" (UDB) because they were physically healthy or 2) the people loved their leaders because the leaders were morally pure the way new snow and milk are pure white. (See: rc://en/ta/man/translate/figs-metaphor)

her leaders

Jerusalem's leaders

ruddy

healthy looking

coral

a rock-hard red substance that comes from the ocean used like jewelry

sapphire

a costly blue stone used in jewelry

darkness blackens their appearance

This may mean 1) that the sun has darkened the leaders' skin or 2) that the soot from the fires that burned Jerusalem has covered their faces.

they are unrecognizable

AT: "No one can recognize them" (See: rc://en/ta/man/translate/figs-activepassive)

has become as dry as wood

because they do not have enough food and water (See: rc://en/ta/man/translate/figs-explicit)