by Moshe Burt
A number of years ago, Rav Aba Wagensberg spoke out in a shiur that Sefer Devarim represents Moshe Rabbeinu’s Mussar to B’nai Yisrael as the time of his death drew near.
Shem Mishmuel (Selections on the weekly parshiyot and festivals rendered to English by Rabbi Zvi Belovski) writes (page 373):
This book is qualitatively different from the other four. Chazal tell us (in Megillah, page 31b) that the curses in Sefer Devarim were said by Moshe himself. We may assume… that the material in Devarim, while of course presented by Hashem to Moshe, contains more human input, however slight, than the previous four books. Perhaps it can be considered an in-between stage, bridging the gap between the main Written Torah… and the Oral Torah. Devarim contains elements of both — it is the written word of Hashem…, but with an element of human content, like [oral] Torah. read more