en_tn/jer/10/14.md

has become ignorant

"is lacking knowledge" or "does not know"

Every metalworker is put to shame by his idols

This can be stated in active form. Alternate translation: "Every metalworker's idols put him to shame" or "As for every metalworker, his idols shame him" (See: rc://en/ta/man/translate/figs-activepassive)