Deuteronomy 7:6-24 gives reasons why Israel ought to serve Yahweh.
Deuteronomy 7:9. Render, know therefore that Yahweh thy God is the (i.e. the true, see Deuteronomy 4:35) God, the faithful God, one who keeps His covenant to show lovingkindness to. them, etc.
Deuteronomy 7:10. Note the individualism of Dt. (see Deuteronomy 21:1-9 *).
Deuteronomy 7:13. corn. wine (fresh made wine) and fresh (olive) oil are Yahweh's gifts, not those of the Baalim or Ashtaroth (gods and goddesses of the Canaanites).
Deuteronomy 7:15. evil diseases of Egypt: e.g. dysentery, elephantiasis, and ophthalmia.
Deuteronomy 7:16. snare: i.e. what leads to ruin, not what acts as an enticement to sin (see Isaiah 29:21).
Deuteronomy 7:20. hornet: Exodus 23:28.
Deuteronomy 7:26. See Joshua 7. devoted thing: Deuteronomy 2:34 *.