2 Corinthians 9:12-13

For the ministry of this service (offering) is not only supplying the needs of the saints (God’s people), but is also overflowing through many expressions of thanksgiving to God. Because of this act of ministry, they will glorify God for your obedience to the gospel of Christ which you confess, as well as for your generous participation [in this gift] for them and for all [the other believers in need]