1 Nephi 9:2

2  And now, as I have spoken concerning these plates, behold they are not the plates upon which I make a full account of the history of my people; for the ^aplates upon which I make a full account of my people I have given the name of Nephi; wherefore, they are called the plates of Nephi, after mine own name; and these plates also are called the plates of Nephi.

            -Chapters 2 through 9, and the events within them, happened as the family stayed in the valley of Lemuel.