Only be strong and very courageous, to observe to do according to all the law, which Moses my servant commanded you: don't turn from it to the right hand or to the left, that you may have good success wherever you go.
NAHUM: Here is the application of the Pentateuchal teachings of the justice, the wrath, and the vengeance of God against all wickedness, especially in the forthcoming judgment against Nineveh, "Jehovah is a jealous God"  (Nahum 1:2).  That is a line right out of the Pentateuch.