en_tn/psa/085/008.md

make peace with his people

"have a peaceful relationship with his people" or "bring peace to his people"

Yet they must not turn again to foolish ways

A person changing the way he behaves is spoken of as if he were physically turning to a different direction. Alternate translation: "Yet they must not start doing foolish things again" (See: rc://en/ta/man/jit/figs-metaphor)