en_tn/pro/29/01.md

stiffens his neck

resists the rebukes (See: rc://en/ta/man/translate/figs-idiom)

will suddenly be broken

AT: "God will suddenly break him" (See: rc://en/ta/man/translate/figs-activepassive)

the people sigh

the people let out long loud breaths that express weariness or sorrow.