I became a servant of the gospel because of the grace that God showed me through the exercise of his power.
God gave his grace to me, the least of all God's people, to preach the good news about the immeasurable riches of Christ to the Gentiles.
God sent me to reveal the secret plan that had been hidden since the beginning of time by God, who created everything.
References for Ephesians 3:9
God's purpose is now to show the rulers and powers in the heavens the many different varieties of his wisdom through the church.
This was consistent with the plan he had from the beginning of time that he accomplished through Christ Jesus our Lord.
In Christ we have bold and confident access to God through faith in him.
References for Ephesians 3:12
So then, I ask you not to become discouraged by what I'm suffering for you, which is your glory.