Here are my explorations of 1 Nephi 5:20-22: the Contents of the Brass Plates, ancient versions of the Hebrew Bible, the significance of the Joseph genealogy, Lehi’s prophecies of the Brass Plates
1- Detailed notes and bibliography. BOM 01e 1 Nephi 5b
2- Link to Video on Youtube.
3- Audio podcast on TalkShoe. (Look in the most recent (top) file in the “Past Episodes” section at the bottom.)