"For this commandment which I command you today is not too mysterious for you, nor is it far off.
Deuteronomy 30:11
Surrounding context
30:10 if you obey the voice of the LORD your God, to keep His commandments and His statutes which are written in this Book of the Law, and if you turn to the LORD your God with all your heart and with all your soul.
30:11 "For this commandment which I command you today is not too mysterious for you, nor is it far off.
30:12 It is not in heaven, that you should say, "Who will ascend into heaven for us and bring it to us, that we may hear it and do it?'