For the Son of God, Christ Jesus, who was preached among you by us—by me and Silvanus and Timothy—was not yes and no, but is yes in Him.

and not only so, but is also chosen by the assemblies as our fellow-traveller with this grace, ministered by us to the glory of the Lord himself, and a witness of our readiness;

And we sent along with them our brother whom we often proved being diligent in many things, but is now much more diligent (with much confidence toward you)

For the administration of this service not only supplieth the want of the saints, but is abundant also by many thanksgivings unto God;

What I am saying in this boastful [show of] confidence is not what the Lord would [say], but is [just plain] "foolishness."

Since ye seek a proof of Christ speaking in me, which to you-ward is not weak, but is mighty in you.