en_tn/rev/12/05.md

rule all the nations with an iron rod

Ruling harshly is spoken of as ruling with an iron rod. See how you translated a similar phrase in Revelation 2:27. (See: rc://en/ta/man/jit/figs-metaphor)

Her child was snatched away to God

This can be stated in active form. Alternate translation: "God quickly took her child to himself" (See: rc://en/ta/man/jit/figs-activepassive)