Summary
Quick facts
- Strong’s Number
- G570
- Original Word
- ἀπιστία
- Transliteration
- apistía
- Pronunciation
- ap-is-tee'-ah
- Part of Speech
- noun
- Category
- Important Words, Warnings in Love
- Root / Etymology
- from G571 (ἄπιστος);
- Frequency
- 12×
- Gematria
- 602
Where it appears
Loading distribution…
Definition
Strong 1890 faithlessness, i.e. (negatively) disbelief (lack of Christian faith), or (positively) unfaithfulness (disobedience)
unbelief
from G571 (ἄπιστος);

Commentary
Contributors: · · · ·
The Wound of a Broken Trust
Twelve times the Holy Spirit speaks this word through the apostolic witness — ἀπιστία, apistía — and each utterance is a wound laid bare, a fissure in the soul where faith was meant to dwell. It is not merely the absence of belief, but the active refusal to trust, the heart's clenched fist against the voice of the Living God. In the language of the Greeks, this word carried the weight of broken pledges and violated oaths, but the Spirit takes this vessel and fills it with the dread reality of what happens when the seed of the Word falls upon stony ground. You must understand: this is not a philosophical doubt, but a personal betrayal of the One who has already proven Himself faithful.
From a Root of Unfaith
The word ἀπιστία springs from the alpha-privative — that small prefix which negates — joined to πίστις, pistis, that great word for faith, trust, and covenant loyalty. The sages of old understood that the heart's default posture is not neutrality but suspicion, for the serpent's first question was "Did God actually say?" Yet the Holy One calls His people to a different way. In the Septuagint, this Greek word most often translates the Hebrew emunah turned to its opposite — not merely "unbelief" but "unfaithfulness," the breaking of covenant bonds. When the prophet Habakkuk declares that "the righteous shall live by his faith" (Habakkuk 2:4), the shadow of its opposite, ἀπιστία, hangs over every generation that chooses to lean on its own understanding rather than the steadfast love of the Lord.
The First Wound in the Wilderness
Though the word itself appears only in the later writings, its reality is as ancient as Eden. The first occurrence of ἀπιστία in the apostolic Scriptures cuts to the heart of Israel's story: "And He did not do many mighty works there because of their unbelief" (Matthew 13:58). This is the great tragedy of Nazareth — the Messiah stood before His own people, and they could not receive Him. The rabbis of old taught that the generation of the wilderness saw wonders beyond any other, yet their hearts were hardened. Here the pattern repeats: the nearer the Presence, the greater the peril of refusing it. Your own heart, beloved, stands in this same tension — have you grown so familiar with the Holy that you no longer tremble at His approach?
The Apostle Who Wept Over Unbelief
It is the apostle Paul who carries this word as a burden heavier than any chain. Of the twelve occurrences, he writes the majority, and each time his voice breaks with the anguish of a father watching his children refuse the medicine of life. In Romans 11, he speaks of the branches broken off because of ἀπιστία, and the olive tree stands as a living parable — the root is holy, but the branches must abide in faith to receive its sap. The early church understood this with terrifying clarity: Clement of Rome wrote to the Corinthians that unbelief is a shipwreck of the soul, not a single failure but a slow drift from the anchor of hope. Paul himself testifies that he obtained mercy because he had acted ignorantly in unbelief (1 Timothy 1:13), revealing that the sin is not unforgivable — but it must be named, confessed, and abandoned.
Sponsor a Verse
A $100 gift puts your name — on the verse or page you sponsor, so everyone who reads it sees your love for the Word.
The Bridge of the Seventy
When the translators of the Septuagint chose ἀπιστία to render the Hebrew ma'al — that treacherous word meaning "to act unfaithfully, to break faith" — they built a bridge between the covenant of Sinai and the new covenant in Messiah. The prophet Ezekiel thunders against Israel's ἀπιστία in their worship of idols (Ezekiel 14:13), using the same Greek word that Matthew will later apply to those who refuse the Son. This is the inter-testamental thread: every act of unbelief is ultimately an act of unfaithfulness, a violation of the betrothal between the Bridegroom and His bride. The ancient Hebrew writings record that when Israel crossed the Jordan, they stacked stones as a witness — and every stone cried out that the Lord keeps His word, even when His people do not.
The Deeper Wound of the Disciples
Perhaps the most piercing use of ἀπιστία comes not from the Pharisees but from the Twelve themselves. When the disciples failed to cast out a demon, Yeshua cried out, "O faithless and twisted generation" (Matthew 17:17) — and those who had walked with Him, who had seen His glory on the mountain, were included in that indictment. The apostolic tradition teaches that unbelief is not the sin of the outsider alone; it is the chronic condition of the insider who has grown dull of hearing. After the resurrection, when the Lord appeared to the eleven, He rebuked them for their ἀπιστία and hardness of heart (Mark 16:14). The fathers of the faith observed that this rebuke was not harshness but mercy — for only when unbelief is exposed can it be replaced by the living trust that moves mountains.
The Messiah Who Heals Unbelief
Here is the mystery that transforms everything: the One who is wounded by our ἀπιστία is also the One who heals it. When the desperate father brought his son to Yeshua, crying, "I believe; help my unbelief!" (Mark 9:24), he spoke the prayer that every soul must utter. The early church understood that Christ does not merely condemn unbelief — He conquers it. In His own flesh, He endured the ultimate rejection, the cry of dereliction, the silence of the Father — all to purchase the gift of faith for those who had none. The writer to the Hebrews declares that Yeshua is the author and perfecter of faith (Hebrews 12:2), meaning that He supplies what we lack and completes what He begins. Your unbelief is not the final word over your life — His faithfulness is.
A Charge for Your Heart's Journey
You have walked with this word through the wilderness of Israel, through the garden of the disciples' failure, through the cross where all human faithlessness was nailed. Now the question returns to you: where in your life does ἀπιστία crouch at the door, ready to devour the seed of the Word? It may wear the mask of caution, the robe of intellectual reserve, or the familiar garment of disappointment. But you must call it by its true name and bring it to the only One who can transform it. Go now, and let your prayer be the father's cry — "I believe; help my unbelief!" — for the Lord who healed the broken boy still stands ready to heal the broken faith of His people. May your heart be as the soil of Galilee, soft and ready to receive the Sower's seed.