2 Corinthians 2:9

For this is why I wrote you, to see if you would stand the test, to see if you would be obedient in everything.

2 Corinthians 10:6

and am prepared to punish any disobedience, when your obedience is made complete.

Philippians 2:22

But you know his tested character, how like a son in fellowship with his father he has toiled with me like a slave in preaching the good news.

2 Corinthians 7:12-15

So, although I did write to you, it was not for the offender's sake, nor for the offended party's sake, but in the sight of God for the sake of having your enthusiasm for me made perfectly clear to you. This is why I am so comforted.

2 Corinthians 8:24

So you must furnish them, before all the churches, proof of your love and ground for my praising you so highly.

Philippians 2:12

So, my dearly loved friends, as you have always been obedient, so now with reverence and awe keep on working clear down to the finishing point of your salvation not only as though I were with you but much more because I am away;

2 Thessalonians 3:14

If anyone refuses to obey what we have said in this letter, mark that person and stop having anything to do with him, so that he will feel ashamed of it.

Treasury of Scripture Knowledge

Summary

For to this end also did I write, that I might know the proof of you, whether ye be obedient in all things.

General references

Bible References

Whether

2 Corinthians 7:15
Yes, his heart is running over toward you, as he continues recalling how you all obeyed him, with what reverence and trembling you welcomed him.
2 Corinthians 10:6
and am prepared to punish any disobedience, when your obedience is made complete.
Philippians 2:12
So, my dearly loved friends, as you have always been obedient, so now with reverence and awe keep on working clear down to the finishing point of your salvation not only as though I were with you but much more because I am away;
2 Thessalonians 3:14
If anyone refuses to obey what we have said in this letter, mark that person and stop having anything to do with him, so that he will feel ashamed of it.
Philemon 1:21
I write you in perfect confidence in your compliance with my wish, because I am sure that you will do even more than I ask.

General references

John 20:23
If you get forgiveness for people's sins, they are forgiven them; if you let people's sins fasten upon them, they will remain fastened upon them."