Romans 15:4
For everything that was written in the earlier times was written for our instruction, so that by our patient endurance and through the encouragement the Scriptures bring we might continuously cherish our hope.
1 Corinthians 10:11
Those things continued to befall them as warnings to others, and they were written down for the purpose of instructing us, in whose lives the climax of the ages has been reached.
2 Peter 1:21
for no prophecy has ever yet originated in man's will, but men who were led by the Holy Spirit spoke from God.
Revelation 1:11
"Write what you see in a book and send it to the seven churches, to Ephesus, Smyrna, Pergamum, Thyatira, Sardis, Philadelphia, and Laodicea."
Revelation 1:19
So write what you have seen, what is and what is to take place hereafter.