Deuteronomy 4:38-40 Meaning: Know God, Keep His Commands
38to drive out nations from before you greater and mightier than you, to bring you in, to give you their land for an inheritance, as it is today.
39Know therefore today, and take it to heart, that Yahweh himself is God in heaven above and on the earth beneath. There is no one else.
40You shall keep his statutes and his commandments which I command you today, that it may go well with you and with your children after you, and that you may prolong your days in the land which Yahweh your God gives you for all time.
38To drive out nations from before thee greater and mightier than thou art, to bring thee in, to give thee their land for an inheritance, as it is this day.
39Know therefore this day, and consider it in thine heart, that the Lord he is God in heaven above, and upon the earth beneath: there is none else.
40Thou shalt keep therefore his statutes, and his commandments, which I command thee this day, that it may go well with thee, and with thy children after thee, and that thou mayest prolong thy days upon the earth, which the Lord thy God giveth thee, for ever.
38to drive out nations from before thee greater and mightier than thou, to bring thee in, to give thee their land for an inheritance, as at this day.
39Know therefore this day, and lay it to thy heart, that Jehovah he is God in heaven above and upon the earth beneath; there is none else.
40And thou shalt keep his statutes, and his commandments, which I command thee this day, that it may go well with thee, and with thy children after thee, and that thou mayest prolong thy days in the land, which Jehovah thy God giveth thee, for ever.
38to dispossess nations greater and stronger than thou, from thy presence, to bring thee in to give to thee their land--an inheritance, as at this day.
39`And thou hast known to-day, and hast turned it back unto thy heart, that Jehovah He is God, in the heavens above, and on the earth beneath--there is none else;
40and thou hast kept His statutes and His commands which I am commanding thee to-day, so that it is well to thee, and to thy sons after thee, and so that thou prolongest days on the ground which Jehovah thy God is giving to thee--all the days.'
38to dispossess nations from before thee greater and mightier than thou art, to bring thee in, to give thee their land for an inheritance, as it is this day.
39Thou shalt know therefore this day, and consider it in thy heart, that Jehovah, he is God in the heavens above, and on the earth beneath: [there is] none else.
40And thou shalt keep his statutes, and his commandments, which I command thee this day, that it may be well with thee and with thy sons after thee, and that thou mayest prolong thy days on the land which Jehovah thy God giveth thee, for ever.
Meaning in one sentence
What does Deuteronomy 4:38, 40 mean? See how God's power in giving Canaan and His call to obey flow from His covenant love and exclusive sovereignty.
Context
Moses stands before Israel east of the Jordan, about to enter the land God promised. In chapter 4 he calls them to remember what they have seen: God brought them out of Egypt, showed His glory at Sinai, and began driving out nations greater and stronger than them. Verses 38 to 40 form the climax of this appeal. The command to know God and keep His statutes is not new law, it is the response that fits who God is and what He has already done. The whole passage is one argument: God alone is God, He alone gave them this land, and therefore their lives are to match that reality.
Key Words
Three Hebrew words anchor these verses. Yada’ (v. 39, “know”) means more than mental awareness, it is knowledge that sinks into a person’s core, the kind that changes how you live. The verb behind “take it to heart” is shuv, literally “bring back” or “return”: you return your mind again and again to this truth. It is not a glance but a habit.
“Statutes” (choq, v. 40) originally meant a prescribed boundary or a decree carved into stone. God’s commands are not suggestions; they mark the edge of a life that goes well. And the word behind “it may go well” (yatav) means to be pleasing, to prosper, to be truly good, not merely survival but a life that flourishes. These ordinary words turn a history lesson into a pattern for everyday walking.
How Christians Read This Verse
Reformed commentators like Calvin and the Geneva Bible see this passage as a call to grateful obedience rooted in God’s sovereign election: because God chose Israel and acted mightily, their response could only be wholehearted keeping of the law. The Cambridge Bible for Schools and Colleges emphasizes the singularity of Israel’s God over against the nations’ idols, grounded in unique historical revelation. Gill, a Baptist expositor, draws attention to the practical duty that flows from knowing God, that meditation on His lordship naturally leads to keeping His commandments. Across these traditions, the pattern holds: God’s grace precedes the command, and the command leads to blessing.
A common misunderstanding
Living This Out
This week, pay attention to what you already know about God. Not just facts, the places you have seen Him move: a prayer He answered, a way He provided, a moment He broke through. Moses told Israel to “know and take it to heart.” Try naming one clear thing God has done for you. Then ask yourself: does how I live today match what I know? If God really is the only God, in heaven above and on earth beneath, then my anxiety, my shortcuts, my silences look different. That is not a burden; it is the shape of a life that fits reality.
Main takeaway: Because God alone is God and has already acted for you, knowing Him deeply and walking in His commands is the way to a life that truly goes well.
For Families
For ages 5, 8
God gave His people a whole land to live in. He wanted them to remember that He is the only God, and to follow His rules. When we obey God, it is like walking in the sunshine, things go better for us.
For ages 9, 12
Moses told the Israelites that God had already done amazing things for them, He drove out bigger nations so they could have a home. Then he said: know that God is the only God, and keep His commands. It sounds simple, but it is hard to hold onto every day. God does not say “obey Me and then I will love you.” He says “I loved you first, now live like you know Me.” That changes why you obey, not to earn something, but to stay close to the One who already gave everything.
Questions People Ask
What does it mean that God drove out nations 'greater and mightier' than Israel?
It highlights God's power and grace. Israel was a small, weak people compared to the Canaanite nations. God did not give them the land because they were strong, but because He loved their ancestors and kept His promise. This is a historical statement about God's sovereignty, not a command for modern nations.
What does 'know therefore this day, and take it to heart' mean in Deuteronomy 4:39?
The Hebrew word for know (yada') means deep, personal knowledge that changes behavior. 'Take it to heart' uses the word shuv, to bring back or return your mind again and again. It is not a one-time reminder; it is a habit of returning to the truth that Yahweh alone is God.
Is Deuteronomy 4:40 teaching that obedience earns God's blessing?
No. The blessings in verse 40 describe the natural result of living within God's commands. The context shows that God's grace and deliverance come first (verses 37, 38). Obedience is the path where blessing is found, not a way to buy God's favor.
Does this passage support modern claims to land?
No. This passage describes a specific act in salvation history: God giving Canaan to Israel as part of His covenant with Abraham. Most Christian traditions see this as a unique event, not a pattern for modern political claims. The passage's lasting lesson is about knowing God and walking in His ways.
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