but these are written, that you may believe that Jesus is the Christ, the Son of God, and that believing you may have life in his name.
1 John 1:4
And we write these things to you, that our joy may be fulfilled.
This is the disciple who testifies about these things, and wrote these things. We know that his witness is true.
1 John 2:1
My little children, I write these things to you so that you may not sin. If anyone sins, we have a Counselor with the Father, Jesus Christ, the righteous.
saying, "What you see, write in a book and send to the seven assemblies: to Ephesus, Smyrna, Pergamum, Thyatira, Sardis, Philadelphia, and to Laodicea."
Write therefore the things which you have seen, and the things which are, and the things which will happen hereafter;
There are also many other things which Jesus did, which if they would all be written, I suppose that even the world itself wouldn't have room for the books that would be written.
it seemed good to me also, having traced the course of all things accurately from the first, to write to you in order, most excellent Theophilus;
The salutation of me, Paul, with my own hand: remember my bonds. Grace be with you. Amen.
2 Thessalonians 3:17
The greeting of me, Paul, with my own hand, which is the sign in every letter: this is how I write.
I, Paul, write this with my own hand: I will repay it (not to mention to you that you owe to me even your own self besides).
See with what large letters I write to you with my own hand.
1 Peter 5:12
Through Silvanus, our faithful brother, as I consider him, I have written to you briefly, exhorting, and testifying that this is the true grace of God in which you stand.
I, Tertius, who write the letter, greet you in the Lord.