Alma 18:36

Now when Ammon had said these words, he began to the creation of the world, and also to the creation of Adam, and told him all the things concerning the fall of man, and rehearsed and laid before him the records and the Holy Scriptures of the people, and which had been spoken by the prophets, even down to the time that their father Lehi left Jerusalem;

When Ammon had said these words, he started at the creation of the world. He also talked about the creation of Adam. He told him all the things about the fall of man. He went over the records and the Holy Scriptures of the people. He told about what had been said by the prophets down to the time that their father Lehi left Jerusalem.