The Book Of Mormon

And now I, Mormon, make a record of the things which I have both seen and heard, and call it the Book of Mormon.

And about the time that Ammaron hid up the records unto the Lord, he came unto me, (I being about ten years of age, and I began to be learned somewhat after the manner of the learning of my people) and Ammaron said unto me: I perceive that thou art a sober child, and art quick to observe;