2 Corinthians 8:19

8:19 In addition, this brother has also been chosen by the churches as our traveling companion as we administer this generous gift to the glory of the Lord himself and to show our readiness to help.

2 Corinthians 10:15

10:15 Nor do we boast beyond certain limits in the work done by others, but we hope that as your faith continues to grow, our work may be greatly expanded among you according to our limits,