Summary
Quick facts
- Strong’s Number
- H6949
- Original Word
- קָהָה
- Transliteration
- qâhâh
- Pronunciation
- kaw-haw'
- Part of Speech
- verb-stem
- Root / Etymology
- a primitive root;
- Frequency
- 4×
- Gematria
- 110
Where it appears
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Definition
Strong 1890to be dull
be set on edgebe blunt.
a primitive root;

Commentary
Contributors: · · · ·
The Edge of the Soul Made Dull
Only four times does the Holy One’s breath speak this word into the tapestry of Scripture, yet within those four utterances lies a condition that can seize the very heart of a covenant people. The verb *qâhâh* — to be blunt, to be set on edge — describes a dullness that is not passive, but *acquired*. It is the state of a blade that has met a surface harder than itself, a tooth that has gnashed against what it cannot break. The ancient pictograph of the letter *qof* (ק) depicts the back of the head, the place of hidden thought; *heh* (ה) is the window of breath and revelation. Together, they whisper of a mind that has closed its window, a spirit whose edge has folded inward. This is not the dullness of age, but the dullness of rebellion.When the Knife Refuses to Cut: The First Occurrence
The first time the Holy One allows this verb to cut through the silence is in the context of the covenant itself. In Ecclesiastes 10:10, the Teacher declares: “If the iron is blunt, and one does not whet the edge, then he must put forth more strength; but wisdom is the advantage of success.” Here, the word *qâhâh* appears in its Qal stem — the simple, active state of being blunt. The ancient sages observed that this verse is not merely a proverb about tools, but a prophecy about the soul. When the iron of your resolve, the edge of your obedience, becomes dull, you do not need more *strength* — you need more *wisdom*. The Holy One does not become dull; His word is a sharpened sword that never loses its bite. But you — you are the iron that must be whet by the Spirit. The Tabernacle itself held a continual reminder: the seven-branched lampstand was to be trimmed and its wicks *sharpened* each morning, lest the light grow dim. Dullness in the house of God is a choice.
The Covenant Context: Teeth Set on Edge
Jeremiah 31:29-30 draws the word into the deepest covenant drama: “In those days they shall no longer say: ‘The fathers have eaten a sour grape, and the children’s teeth are set on edge.’” Here *qâhâh* describes the teeth — literally, the *shinayim* — that have become dull, unable to chew, set in a fixed, painful position. The people of Israel had embraced a fatalism that blamed the fathers for the children’s condition. But the Holy One, through the prophet, declares a new covenant that will cut through this lie. Jewish tradition holds that this verse is the hinge upon which the entire promise of a renewed heart swings. The teeth that are set on edge cannot receive the bread of life. The rabbis of old taught that when the mouth cannot taste, the soul cannot thrive. The covenant was never meant to pass down dullness — it was meant to sharpen generation after generation. But the people had chosen the sour grape, and their very ability to receive the Word had gone blunt.
Divine Action vs. Human Action: The Sharpening Difference
The Holy One never performs *qâhâh* upon Himself. He is not dulled by your rebellion; your sin does not exhaust His patience or blunt His mercy. But you — you can *become* dull. You can set your own teeth on edge by the choices you make. In Ezekiel 18:2-4, the Holy One quotes this very proverb and then shatters it: “What do you mean by using this proverb... As I live, declares the Lord God, you shall no longer use this proverb in Israel. Behold, all souls are mine.” The early church understood this as a profound shift in responsibility. The apostolic tradition teaches that in the Messiah, the old proverb dies. You cannot blame Adam. You cannot blame your father. The dullness that has come upon you is your own, and the sharpening is also your own — through repentance and the Spirit’s fire. The verb in its Qal form reveals a passive condition that is actively maintained. You hold the stone that can sharpen, or you let the edge grow thick.
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The Gematria of 110: The Number of Completion and the Edge
The numerical value of *qâhâh* is 110, a number that in the Hebrew mind speaks of a completed cycle — ten times eleven, the number of divine order multiplied by the number of transition and chaos. The ancient sages saw in 110 the age of Joshua, the one who led Israel into the promised land after Moses could not. Joshua’s name, *Yehoshua*, carries the same root as *Yeshua* — salvation. The number 110 whispers that the dull edge is not the final state. Just as Joshua completed the conquest with a sharpened sword, so the Messiah comes to restore the edge of your spirit. The gematria teaches that the condition of *qâhâh* is not permanent; it is the number of a process that *ends*. The Holy One does not leave you with a blunt blade forever. He is the whetstone of the covenant, and 110 is the measure of the journey from dullness to the promised land of sharpened purpose.
Messianic Fulfillment: The Sword That Cannot Be Blunted
When Yeshua stood in the synagogue of Nazareth and unrolled the scroll of Isaiah, He read of the Spirit of the Lord being upon Him to proclaim good news to the poor. But the sword that came from His mouth, as the beloved disciple John later saw in vision, was a sharp two-edged sword — a sword that had never known *qâhâh*. The Messiah is the one who cannot be made dull. The temptations in the wilderness, the mockery of the soldiers, the weight of the cross — none of these set His edge on edge. He remained sharp as a flint, cutting through the veil of the temple, cutting through the power of death. The early church observed that when Yeshua cried out, “It is finished,” He had completed the work of sharpening a new humanity. Your teeth, once set on edge by the sour grapes of sin, are now pulled from that fixed position by His blood. The tree of the cross became the whetstone for the world’s redemption. In the Messiah, the prophecy of Jeremiah is fulfilled: no longer shall the children’s teeth be set on edge, for the Father has given a new heart that can taste the sweetness of His grace.
Your Call: The Whetstone of the Spirit
Beloved, look at your own blade. Is it dull? Have you been gnashing against the same stone for years, wondering why you cannot break through? The Holy One has not left you without a whetstone. The Spirit is the sharpener of souls, and the Word is the iron that never rusts. You must bring your edge to Him. You must confess that you have let the sour grape of bitterness, the hardness of unforgiveness, the fatigue of unbelief set your teeth on edge. But hear this: the same power that raised Yeshua from the dead can restore the keenness of your spirit. You are not doomed to a life of blunt obedience. Take up the stone of prayer. Let the Spirit grind away the dullness. Let the covenant cut deep. The edge is yours for the asking, and the Messiah stands ready to whet you for the work of His kingdom. Do not remain set on edge — be sharpened for glory.