NET

13 Through the evidence of this service they will glorify God because of your obedience to your confession in the gospel of Christ and the generosity of your sharing with them and with everyone.

Darby

13 they glorifying God through the proof of this ministration, by reason of your subjection, by profession, to the glad tidings of the Christ, and your free-hearted liberality in communicating towards them and towards all;

KJV

13 Whiles by the experiment of this ministration they glorify God for your professed subjection unto the gospel of Christ, and for [your] liberal distribution unto them, and unto all [men];