That thou mayest love the LORD thy God, and that thou mayest obey his voice, and that thou mayest cleave unto him: for he is thy life, and the length of thy days: that thou mayest dwell in the land which the LORD sware unto thy fathers, to Abraham, to Isaac, and to Jacob, to give them.

DEUTERONOMY 30:20KJV
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Deuteronomy 30:20 (KJV)

What does Deuteronomy 30:20 mean?

Deuteronomy 30:20 urges the people to love the LORD their God, obey His voice, and hold tightly to Him, because He is their source of life and the one who determines how long they will live in the land promised to their ancestors. The verse connects their relationship with God directly to their well-being and their future in the land given to Abraham, Isaac, and Jacob.

In this verse, Moses is speaking to the Israelites as they prepare to enter the land of Canaan. He is summing up his instructions by stressing that loving, obeying, and staying close to God is not just a command, but the very basis for their continued life and blessing in the land. The promise is tied to their response to God, linking their history, present, and future.

The Hebrew behind Deuteronomy 30:20

  • The word for "love" is אָהַב (’ahav, H157), which often means a deep, committed affection or loyalty, not just an emotion. Here, it stresses a wholehearted relationship with God.
  • "Cleave" is דָּבַק (davaq, H1692), meaning to cling or stick closely. This word paints a picture of holding fast to God, not letting go, which is stronger than just following or believing.
  • "Life" is חַי (chai, H2416), which in Hebrew thought includes not just physical existence but fullness and vitality. The verse claims God Himself is the source of this kind of life.
  • "Obey" is שָׁמַע (shama‘, H8085), which means to listen with the intent to act. The emphasis is on hearing God’s voice and responding, not just passive listening.

Why Deuteronomy 30:20 matters

  • This verse clarifies that the Israelites’ future in the land is not automatic; it depends on their ongoing relationship with God, not just a one-time promise.
  • The language of "cleaving" to God highlights that faithfulness is active and relational, not just about rule-keeping.
  • Deuteronomy 30:20 ties together the major themes of the book: love, obedience, and the covenant promise, showing that all are deeply connected in Israel’s story.

Where else these words appear

“cleave” Hebrew H1692 · used in 52 verses

  • Genesis 2:24 Therefore shall a man leave his father and his mother, and shall cleave unto his wife: and they shall be one flesh.
  • Judges 20:45 And they turned and fled toward the wilderness unto the rock of Rimmon: and they gleaned of them in the highways five thousand men; and pursued hard after them unto Gidom, and slew two thousand men of them.
  • Job 31:7 If my step hath turned out of the way, and mine heart walked after mine eyes, and if any blot hath cleaved to mine hands;

“length” Hebrew H753 · used in 90 verses

  • Genesis 6:15 And this is the fashion which thou shalt make it of: The length of the ark shall be three hundred cubits, the breadth of it fifty cubits, and the height of it thirty cubits.
  • 1 Kings 6:20 And the oracle in the forepart was twenty cubits in length, and twenty cubits in breadth, and twenty cubits in the height thereof: and he overlaid it with pure gold; and so covered the altar which was of cedar.
  • Ezekiel 40:36 The little chambers thereof, the posts thereof, and the arches thereof, and the windows to it round about: the length was fifty cubits, and the breadth five and twenty cubits.

“Isaac” Hebrew H3327 · used in 101 verses

  • Genesis 17:19 And God said, Sarah thy wife shall bear thee a son indeed; and thou shalt call his name Isaac: and I will establish my covenant with him for an everlasting covenant, and with his seed after him.
  • Genesis 26:12 Then Isaac sowed in that land, and received in the same year an hundredfold: and the LORD blessed him.
  • Genesis 35:27 And Jacob came unto Isaac his father unto Mamre, unto the city of Arbah, which is Hebron, where Abraham and Isaac sojourned.