and don't turn aside; for [then would you go] after vain things which can't profit nor deliver, for they are vain.
To fear and serve God faithfully, the Israelites would need to remember God’s faithfulness to them in the past, and to bear in mind the certain consequences of disobedience (cf. Deuteronomy 28:41; Deuteronomy 28:45-64; Deuteronomy 30:15-20). The dark alternative was being swept away in exile.