en_tn/isa/34/09.md

The streams of Edom will be turned into pitch ... become burning pitch

The water and land becoming useless for drinking or growing food because it is burnt and covered in pitch and sulfur is spoken of as if their streams and land will actually become pitch and sulfur. AT: "The streams in Edom will be full of pitch and the ground will be covered with burning sulfur and burning pitch" (See: rc://en/ta/man/translate/figs-metaphor)

her dust ... her land

"Edom's dust ... Edom's land"

pitch

a thick, black substance that burns for a long time