The benefit of obedience is ours, not God's Job 35:7 and therefore our obedience is highly reasonable, and absolutely necessary.
Related Commentaries of Deuteronomy 6:24
Deuteronomy 6:24
24 And the LORD commanded us to do all these statutes, to fear the LORD our God, for our good always, that he might preserve us alive, as it is at this day.