Exploring the Meaning of Katadikazo in Greek

καταδικάζω means “to condemn.” In the New Testament it appears in scenes that contrast condemnation with mercy, set condemnation opposite justification, forbid condemnation in interpersonal conduct, and expose condemnation as a grave wrongdoing against the righteous.

Root and Related Words

καταδικάζω is associated with the elements kata (κατά), “according to” (Strong’s G2596), and dike (δίκη), “condemnation” (Strong’s G1349). Together these related forms place the verb in the conceptual neighborhood of a condemnation that proceeds “according to” a standard or measure.

Occurrences

“But if you had known what this means, ‘I desire mercy, and not sacrifice,’ you wouldn’t have condemned the guiltless.” (Matthew 12:7)

Here καταδικάζω is framed as an act that can be wrongly directed toward those who are “guiltless.” The sentence sets a moral contrast: the failure to grasp “I desire mercy, and not sacrifice” results in condemnation that misses its proper object. The word functions as the culmination of the misreading—an outcome that follows from prioritizing sacrifice over mercy. In this setting, to condemn is not merely to have an opinion; it is to render a decisive negative judgment that treats the innocent as though they were culpable, and the text exposes that condemnation as inconsistent with the mercy being urged.

“For by your words you will be justified, and by your words you will be condemned.” (Matthew 12:37)

In this saying, καταδικάζω stands opposite “justified,” forming a pair of judicial outcomes. The basis is explicitly verbal: “by your words” in both clauses. Condemnation is presented as the adverse verdict that words can bring upon a person, parallel to how words can also lead to acquittal-like vindication. The repetition of “by your words” makes the mechanism tight: condemnation is not arbitrary but connected to what is spoken, as though speech itself provides the grounds upon which a verdict is reached. καταδικάζω therefore carries the force of a definitive sentence, not a passing criticism; it is what follows when words are assessed and found wanting.

“Don’t judge, and you won’t be judged. Don’t condemn, and you won’t be condemned. Set free, and you will be set free.” (Luke 6:37)

This instruction uses καταδικάζω in the second of three balanced imperatives. The structure is reciprocal: refraining from condemnation is matched by not being condemned. The verse distinguishes “judge” from “condemn” by placing them in parallel but separate lines, suggesting that condemnation is a more final or weighty form of negative assessment within the interpersonal sphere being addressed. The final line, “Set free, and you will be set free,” supplies an alternative posture: instead of binding others under a condemning verdict, the hearer is called to release. In this triad, καταδικάζω marks the act that closes a case against another person, and the warning is that such closure invites a corresponding closure against oneself.

“You have condemned and you have murdered the righteous one. He doesn’t resist you.” (James 5:6)

James joins καταδικάζω to “murdered” in a stark double accusation, portraying condemnation as a step in a chain of oppression against “the righteous one.” The two verbs are coordinated (“You have condemned and you have murdered”), which gives condemnation a concrete moral gravity: it is not treated as mere harsh speech but as a serious wrongdoing that stands alongside violent action. The mention that “He doesn’t resist you” underscores the vulnerability of the one being targeted; condemnation here operates against someone who is not fighting back. In this context, καταδικάζω conveys a condemning verdict used against the righteous, functioning as part of unjust treatment rather than as a principled application of justice.

Sense and Usage

Across these passages, “to condemn” is consistently more than disapproval; it is the pronouncement of a negative verdict that assigns blame and fixes someone in the status of the guilty. Matthew 12:7 shows condemnation misapplied—directed toward “the guiltless”—and therefore exposed as a failure of mercy. Matthew 12:37 places condemnation within an evaluative framework where “words” are the evidentiary basis, with condemnation and justification as opposite outcomes. Luke 6:37 brings condemnation down into the arena of daily human dealings: people are warned against the posture of issuing condemning verdicts toward others, and the saying ties that posture to the experience of receiving condemnation in return. James 5:6 then shows condemnation in its most socially potent form: an action the powerful can commit against “the righteous one,” paired with lethal harm and aggravated by the victim’s lack of resistance.

These scenes also clarify the relational direction of the verb. In Matthew 12:7, the condemned are “the guiltless,” making condemnation a misdirected act that clashes with the call for mercy. In Matthew 12:37, the condemned is “you,” and the implied judge is the one who assesses words, giving condemnation the sense of an authoritative verdict rendered upon a person. In Luke 6:37, condemnation moves in two directions—what one does to others and what one receives—so the verb is embedded in reciprocity; it is both a human act and something that can happen to the human actor. In James 5:6, condemnation is the deed of an accusing “you” against “the righteous one,” used in a way that enables or accompanies further harm. The word thus carries a consistent core: condemnation is a decisive judgment that assigns guilt, but the passages highlight different misuses and consequences—wrong target, moral accountability for speech, interpersonal reciprocity, and oppressive injustice.

Imagery

The imagery implied by these texts is courtroom-like without requiring a literal courtroom scene. Words become evidence (Matthew 12:37), mercy becomes the criterion that would have prevented a wrongful verdict (Matthew 12:7), and condemnation becomes a sentence that can be traded back and forth unless a person chooses release instead (Luke 6:37). James gives the darkest picture: a condemning verdict spoken over a righteous, unresisting person, paired with deadly violence (James 5:6), showing how condemnation can function as a weapon rather than a safeguard.

Sources: Lexical data from Strong’s Exhaustive Concordance and the Translators Brief Lexicon of Extended Strongs for Greek (STEPBible, CC BY). Occurrence data from the Translators Amalgamated Greek New Testament (STEPBible, CC BY). Scripture quotations from the World English Bible (public domain).