28:5 justice. The word refers either to God’s moral rule of the universe, or to the good order of things, of which God’s rule is the basis.
those who seek the Lord. Those whose faith recognizes that the purpose of life is to serve God.
understand it completely. The phrase does not imply total knowledge or infallibility, but a renewed mind that knows things truly because it knows them as they are interpreted by God’s revelation in Scripture (1:7 note).