NET
25 And since I am sure of this, I know that I will remain and continue with all of you for the sake of your progress and joy in the faith,
Darby
25 and having confidence of this, I know that I shall remain and abide along with you all, for your progress and joy in faith;
KJV
25 And having this confidence, I know that I shall abide and continue with you all for your furtherance and joy of faith;