Summary
Quick facts
- Strong’s Number
- H3543
- Original Word
- כָּהָה
- Transliteration
- kâhâh
- Pronunciation
- kaw-haw'
- Part of Speech
- verb-stem
- Root / Etymology
- a primitive root;
- Frequency
- 8×
- Gematria
- 30
Where it appears
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Definition
Strong 1890to be weak, i.e. (figuratively) to despond (causatively, rebuke), or (of light, the eye) to grow dull
darkenbe dimfailfaintrestrain[idiom] utterly.
a primitive root;

Commentary
Contributors: · · · ·
The Dimming of the Light Within
There is a moment, beloved reader, when the soul’s flame flickers — not from the wind of affliction, but from a weariness that settles into the bones like dust upon an altar. The Hebrew verb kâhâh appears only eight times in the Tanakh, yet each occurrence is a whisper from the Holy One about the fragility of human strength and the mysterious dulling of spiritual vision. The sages teach that when the eye grows dim, it is not merely the body that fails, but the heart’s ability to perceive the light of covenant. This word carries the weight of a lamp that has burned too long without oil, a prophet who has spoken until his voice cracks, a people whose hope has grown faint. Yet in its very weakness, kâhâh reveals the path to true restoration.
The First Dimming: When the Light of Prophecy Fails
The first time God allows this verb to appear in Scripture, it is in the context of a man whose eyes have grown dim with age — Isaac, the son of promise. The text says, “When Isaac was old and his eyes were dim (kâhâh) so that he could not see” (Genesis 27:1). Here, the verb is Qal, the simple stem, indicating a natural state of decline. Yet Jewish tradition holds that this dimming was not merely physical; it was a spiritual veiling, a moment when the patriarch could not discern the voice of his son from the voice of deception. The paleo-Hebrew letters of kâhâh — kaf, he, he — picture an open palm covered by a breath, as though the hand that once received blessing is now hidden by a sigh. God permits this dimming to teach that even the chosen vessels grow weary, yet His covenant does not depend on human sight. When Isaac’s eyes failed, the blessing still flowed — through a mother’s wisdom and a son’s obedience. The dimming of one light does not extinguish the lamp of God’s promise.
The Stem’s Secret: Weakness as Divine Grammar
The verb kâhâh appears in both Qal and Piel stems, and this distinction is a window into the soul of Scripture. In the Qal, the action is simple: the eye grows dim, the light darkens, the strength fails. But in the Piel, the verb takes on a causative and intensive force — to restrain, to rebuke, to utterly weaken. Consider Ezekiel 31:15, where the prophet speaks of the great cedar brought low: “I caused the deep to mourn and restrained (kâhâh) its rivers.” Here, God Himself is the agent of the dimming. The rabbis of old observed that when the Almighty restrains the waters, He is not merely punishing; He is drawing boundaries for the sake of life. The Piel stem reveals that some dimming comes from the hand of the Healer. When the eye of your spirit grows dull, it may be that the Holy One is shielding you from a brightness too fierce for your present strength. The same God who dims the eye also prepares the oil for the lamp.
In the Tabernacle: The Lamp That Never Goes Out
There is a profound silence in the Torah concerning the word kâhâh in the context of the Tabernacle — but its absence speaks. The menorah was commanded to burn “from evening until morning before the Lord” (Leviticus 24:3). The priests tended the flame so that it would never kâhâh, never grow dim. Jewish tradition teaches that the oil for the menorah was pressed from the first olives of the season, pure and unblemished, so that the light would be steady and bright. Yet the human heart is not like the menorah’s oil; it grows thick with sorrow, clouded with sin, weary with waiting. The Tabernacle’s perpetual flame was a prophecy that God would provide a light that never fades. When you feel your own lamp sputtering, remember that the sanctuary light did not depend on the priest’s strength but on the command of the One who said, “Let there be light.” Your dimness is not your final word.
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The Covenant of the Eye: Where Obedience and Failure Meet
The prophet Zechariah uses kâhâh in a startling covenant context. Speaking of the shepherds who scatter the flock, he writes, “Woe to the worthless shepherd who deserts the flock! May the sword strike his arm and his right eye! Let his arm be completely withered, his right eye utterly dimmed (kâhâh)” (Zechariah 11:17). Here, the dimming of the eye is a judgment upon failed leadership. The right eye is the eye of covenant vision — the eye that discerns between holy and profane, that watches for the coming of the Redeemer. When a shepherd’s eye grows dim, the sheep wander. The ancient sages taught that the right eye corresponds to the yetzer hatov, the inclination toward good. To have that eye dimmed is to lose the capacity to see God’s path. Yet even in judgment, there is mercy: the dimming is a call to return, to seek the Great Shepherd whose eye never grows weary. He sees you even when you cannot see Him.
The Gematria of 30: The Price of Dimming
The number thirty, the gematria of kâhâh, is woven through Scripture as a number of preparation and transition. Thirty is the age when Joseph stood before Pharaoh (Genesis 41:46), when David began to reign (2 Samuel 5:4), and when the priests began their service in the Tabernacle (Numbers 4:3). It is the number of readiness. Yet thirty is also the value of the Hebrew letter lamed, which means “to teach” or “to learn.” When your strength grows dim, you are being taught. The sages observed that the heart must be broken before it can be opened. The thirty years of preparation before service remind us that dimness is not the end; it is the threshold. The same number that marks Joseph’s exaltation also marks the moment before the light returns. Your dimness is the space where teaching happens, where the soul is shaped for greater glory.
The Messianic Dimming: Yeshua’s Eye That Never Failed
There is a moment in the Gospels when the Messiah’s eye might have dimmed, yet it did not. On the cross, Yeshua cried out, “Eli, Eli, lema sabachthani?” — “My God, my God, why have You forsaken Me?” (Matthew 27:46). Here was the ultimate dimming: the Son of Man bearing the weight of all human failure, the Light of the World entering into darkness. Yet His eye did not fail. He saw the thief beside Him and promised paradise. He saw His mother and gave her a son. He saw the end from the beginning and committed His spirit into the Father’s hands. The prophet Isaiah had foretold, “He will not grow faint or be discouraged until He has established justice in the earth” (Isaiah 42:4). Yeshua fulfilled this prophecy. Where Adam’s eye grew dim with shame, the second Adam’s eye remained fixed on the joy set before Him. He entered your dimness so that you might see again. When you feel your own eye growing faint, look to Him — the One who never dims, whose light shines in the darkness, and the darkness has not overcome it.
Your Call: Let the Dimming Become a Door
Beloved, you have known the kâhâh of the soul. You have felt your strength fail, your hope grow faint, your vision blur with tears. Do not despise this dimming. It is the hand of the Shepherd drawing you near. The same God who caused the rivers to be restrained will open the floodgates of healing in His time. You are not called to pretend your lamp burns brightly when the oil is low. You are called to bring your dimness to the One who said, “I am the light of the world.” Let your weak eye become a window for His grace. Let your faint heart become a vessel for His strength. Rise from your place of weariness and walk toward the altar where the fire never goes out. The Holy One sees you, and He is not ashamed of your dimness. He is preparing your eyes to see the dawn that has no end. Go in peace, and let the light return.