en_tn_condensed/isa/13/10.md

The stars of heaven and the constellations

"The stars in the sky"

will not give their light

Giving light represents "shining." AT: "will not shine" (See: rc://en/ta/man/translate/figs-idiom)

The sun will be darkened

This can be stated in active form. AT: "Yahweh will darken the sun" or "The sun will be dark" (See: rc://en/ta/man/translate/figs-activepassive)