Cross reference
2 Corinthians 7:16
16 I rejoice that in everything I am of good courage concerning you.
2 Corinthians 2:3
3 And I wrote this very thing to you, so that, when I came, I wouldn't have sorrow from them of whom I ought to rejoice; having confidence in you all, that my joy would be shared by all of you.
2 Thessalonians 3:4
4 We have confidence in the Lord concerning you, that you both do and will do the things we command.
Philemon 1:8
8 Therefore, though I have all boldness in Christ to command you that which is appropriate,
Philemon 1:21
21 Having confidence in your obedience, I write to you, knowing that you will do even beyond what I say.