Here is a list of recommended resources from Peter Vogt for preaching the Pentateuch. It looks like a pretty solid list to me.
Gibson, Scott M., ed. Preaching the Old Testament. Grand Rapids: Baker, 2006.
Kaiser, Walter C., Jr. Preaching and Teaching from the Old Testament: A Guide for the Church. Grand Rapids: Baker Book House, 2003.
Larsen, David L. Telling the Old, Old Story: The Art of Narrative Preaching. Grand Rapids: Kregel, 1995.
Robinson, Haddon W. Biblical Preaching: The Development and Delivery of Expository Messages. 2nd ed. Grand Rapids: Baker Book House, 2001.
Peter T. Vogt, Interpreting the Pentateuch (Grand Rapids: Kregel, 2009), 178.