"to save you and to deliver your foes before you": If you do all that is stated herein, in the end He will save you and deliver your foes into your hand.
("And let your camp be holy": Sanctify it. From here it was taught that a person should not enter the Temple Mount with his walking-stick, shoes, or dust on his feet.)
"that He not see in you a thing of nakedness and turn away from you" — whence it is seen that ervah (illicit relations) causes the Shechinah to depart.
(Devarim 23:16) "Do not deliver a servant to his master": From here they ruled: If one sells his servant to an idolator or to one outside of Eretz Yisrael, he goes free.