For this cause I also, when I couldn't stand it any longer, sent that I might know your faith, for fear that by any means the tempter had tempted you, and our labor would have been in vain.

 (iv) There is joy. Paul was glad that his converts were standing fast. He had the joy of one who had created something which would stand the tests of time. There is no joy like that of the parent who can point to a child who has done well. 