Enflaming yourselves with idols under every green tree, slaying the children in the valleys under the clifts of the rocks?

ISAIAH 57:5KJV
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What does Isaiah 57:5 mean?

Isaiah 57:5 describes people who are passionately involved in idol worship, performing rituals under every green tree and even sacrificing their children in hidden valleys and among the rocks. The verse highlights the extreme and disturbing practices that some in Israel had adopted, turning away from God to follow the customs of surrounding nations.

In this verse, the prophet Isaiah is speaking to the people of Judah, confronting them about their unfaithfulness and the shocking lengths to which they have gone in their idol worship. The mention of "enflaming yourselves with idols" and "slaying the children" points to practices that were both emotionally charged and morally troubling, showing how far the people had strayed from their original faith.

The Hebrew behind Isaiah 57:5

  • "Enflaming" (חָמַם, chamam): This word often means to become heated or passionate. Here, it suggests that the people were not just casually involved with idols, but were emotionally stirred up and deeply committed to these practices.
  • "Idols" (אֵל, el): While this word can mean "god" or "mighty one," in this context it refers to false gods or idols. The use of this word emphasizes that the people were directing their devotion to something other than the true God.
  • "Green" (רַעֲנָן, ra‘anan) and "tree" (עֵץ, ‘ets): Together, these words point to a common location for pagan rituals—under lush, leafy trees, which were often seen as sacred places in ancient Canaanite religion.
  • "Slaying" (שָׁחַט, shachat) and "children" (יֶלֶד, yeled): These words make clear that the rituals included child sacrifice, a practice that was strictly forbidden in Israel's law but sometimes adopted from neighboring cultures.
  • "Valleys" (נַחַל, nachal), "clifts" (סְעִיף, se‘if), "rocks" (סֶלַע, sela‘): These words describe hidden or remote places where these dark rituals were performed, away from public view.

Why Isaiah 57:5 matters

  • Isaiah 57:5 clears up that idol worship in ancient Israel was not just about statues or images, but could involve intense emotional involvement and even horrific acts like child sacrifice.
  • The verse emphasizes how far the people had drifted from their original faith, adopting practices that were both spiritually and morally destructive.
  • This verse connects to the wider passage by showing why Isaiah is calling the people to repentance: their actions have gone beyond private belief into public, harmful rituals that threaten the community’s relationship with God.

Where else these words appear

“clifts” Hebrew H5585 · used in 6 verses

  • Judges 15:8 And he smote them hip and thigh with a great slaughter: and he went down and dwelt in the top of the rock Etam.
  • Judges 15:11 Then three thousand men of Judah went to the top of the rock Etam, and said to Samson, Knowest thou not that the Philistines are rulers over us? what is this that thou hast done unto us? And he said unto them, As they did unto me, so have I done unto them.
  • Isaiah 17:6 Yet gleaning grapes shall be left in it, as the shaking of an olive tree, two or three berries in the top of the uppermost bough, four or five in the outmost fruitful branches thereof, saith the LORD God of Israel.

“Enflaming” Hebrew H2552 · used in 12 verses

  • Exodus 16:21 And they gathered it every morning, every man according to his eating: and when the sun waxed hot, it melted.
  • Job 31:20 If his loins have not blessed me, and if he were not warmed with the fleece of my sheep;
  • Isaiah 44:15 Then shall it be for a man to burn: for he will take thereof, and warm himself; yea, he kindleth it, and baketh bread; yea, he maketh a god, and worshippeth it; he maketh it a graven image, and falleth down thereto.

“green” Hebrew H7488 · used in 20 verses

  • Deuteronomy 12:2 Ye shall utterly destroy all the places, wherein the nations which ye shall possess served their gods, upon the high mountains, and upon the hills, and under every green tree:
  • Psalms 37:35 I have seen the wicked in great power, and spreading himself like a green bay tree.
  • Jeremiah 3:6 The LORD said also unto me in the days of Josiah the king, Hast thou seen that which backsliding Israel hath done? she is gone up upon every high mountain and under every green tree, and there hath played the harlot.

“rocks” Hebrew H5553 · used in 54 verses

  • Numbers 20:8 Take the rod, and gather thou the assembly together, thou, and Aaron thy brother, and speak ye unto the rock before their eyes; and it shall give forth his water, and thou shalt bring forth to them water out of the rock: so thou shalt give the congregation and their beasts drink.
  • 1 Kings 19:11 And he said, Go forth, and stand upon the mount before the LORD. And, behold, the LORD passed by, and a great and strong wind rent the mountains, and brake in pieces the rocks before the LORD; but the LORD was not in the wind: and after the wind an earthquake; but the LORD was not in the earthquake:
  • Isaiah 22:16 What hast thou here? and whom hast thou here, that thou hast hewed thee out a sepulchre here, as he that heweth him out a sepulchre on high, and that graveth an habitation for himself in a rock?