en_tn/isa/45/02.md

General Information:

Yahweh continues speaking to Cyrus.

level the mountains

Yahweh speaks of removing obstacles that would hinder Cyrus's success as if it were leveling mountains before him. (See: rc://en/ta/man/translate/figs-metaphor)

the mountains

The Hebrew word used in the text is rare and is of an uncertain meaning. Some modern versions have "rough places" or "crooked places."

their iron bars

This refers to the iron bars on the bronze gates.

the treasures of darkness

Here "darkness" refers to places that are secret. AT: "treasures in dark places" or "the treasures in secret places" (See: rc://en/ta/man/translate/figs-abstractnouns)