1 John 1:4
We are writing to you about these things, so that [together] our joy may be [completely] full.
John 15:11
I have said these things to you so that my joy may be in your hearts, and that your joy may be complete.
John 16:24
Up until now you have not asked for anything in my name. [So now] ask, and you will receive, that your joy may be complete.
John 3:29
The one who has the bride is the groom; but the best man, who stands up with him and listens to him [take his vows], is very happy when he hears him speak. So, [now] my joy is complete [i.e. over hearing about Jesus' ministry].
2 Corinthians 1:24
For we do not have [the right to] rule over your faith [i.e., to dictate concerning your personal relationship with God], but we want to work with you for your happiness. For you are [already] standing firm in your faith. [Note: This whole narrative alludes to some unresolved problems still existing there in Corinth].
Ephesians 3:19
and to know that His love for us surpasses [our] knowledge, so that you people will be completely filled with the fullness of God.
Philippians 1:25-26
So, being convinced of this, I know I will remain [in my body] and continue with all of you for your spiritual progress and joy in the faith,
1 John 2:1
My little children [i.e., dear ones], I am writing this to you so that you will not sin anymore. But if anyone does sin, we have Someone to go to the Father on our behalf; it is Jesus Christ, the [only] righteous One.
2 John 1:12
I have many [more] things to write to you about, but will not do so with paper and ink, since I hope to visit you [soon] and speak to you in person, so that our joy may be complete.