so that your rejoicing may abound in Christ Jesus for me, through my return to you again
Other versions
King James Version
That your rejoicing may be more abundant in Jesus Christ for me by my coming to you again.English Standard Version
so that in me you may have ample cause to glory in Christ Jesus, because of my coming to you again.New International Version
so that through my being with you again your joy in Christ Jesus will overflow on account of me.