Romans 10:3

3 Since they did not know the righteousness of God and sought to establish their own, they did not submit to God’s righteousness.

Read Romans 10:3 Using Other Translations

For they being ignorant of God's righteousness, and going about to establish their own righteousness, have not submitted themselves unto the righteousness of God.
For, being ignorant of the righteousness of God, and seeking to establish their own, they did not submit to God's righteousness.
For they don’t understand God’s way of making people right with himself. Refusing to accept God’s way, they cling to their own way of getting right with God by trying to keep the law.