Observe therefore all the commands I am giving you today, so that you may have the strength to go in and take over the land that you are crossing the Jordan to possess…
Deuteronomy 10:14
To the LORD your God belong the heavens, even the highest heavens, the earth and everything in it.
Deuteronomy 13:4
It is the Lord your God you must follow, and him you must revere. Keep his commands and obey him; serve him and hold fast to him.