en_tn/rom/10/03.md

For they do not know of God's righteousness

Here "righteousness refers to the way God puts people right with himself. You can make this explicit in the translation. Alternate translation: "For they do not know how God puts people right with himself" (See: rc://en/ta/man/translate/figs-explicit)

They did not submit to the righteousness of God

"They did not accept God's way of putting people right with himself"