Ethical conduct on the part of believers rests upon both the grace of God and human obedience.
People are unable to fulfil the law of God without divine grace
See also
pp Mk 7:21-22
Ethical conduct also depends on human obedience
God assists believers' ethical endeavours
He enlightens their minds
He gives them his Spirit
He gives them spiritual resources
God will bring believers to ethical perfection
He will deliver them from the power of sin
He will make them like Jesus Christ
He is preparing them for a righteous existence