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G762

ἄσβεστος

ásbestos /as'-bes-tos/ Ask about this word
from Α (as a negative particle) and a derivative of σβέννυμι
not extinguished, i.e. (by implication) perpetual
not to be quenched, unquenchable.

Word Study

In depth

A plain-language study of ásbestos — the range of meaning it carries, how Scripture actually uses it, and where it points. Written for readers who don’t know the original language.

Core Meaning & Semantic Range

The Greek word ásbestos, represented by G762, is a definitive term for unquenchable or not to be quenched. It appears 4 times across 4 unique verses in the Bible. Its definition, derived from a negative particle and a word for extinguishing, describes a state that is not extinguished and is by implication perpetual.

Biblical Occurrences & Contextual Analysis

In the biblical narrative, G762 is used exclusively to describe the nature of eschatological fire. In the Gospels of Matthew and Luke, it characterizes the fire of judgment that will consume the chaff after the wheat has been gathered into the garner (Matthew 3:12, Luke 3:17). In Mark, it is used twice to define the fire of hell, which is described as the fire "that never shall be quenched," a fate contrasted with entering into life (Mark 9:43, Mark 9:45).

Related Words & Concepts

Several related words provide context for the concept of unquenchable fire:

  • G4442 pŷr (fire): This word is directly paired with G762 in every one of its biblical appearances, forming the specific phrase "unquenchable fire" Matthew 3:12 or "fire that never shall be quenched" Mark 9:43.
  • G2618 katakaíō (to burn down... consume wholly): This verb describes the action carried out by the unquenchable fire. It is used in the context of burning up the chaff, indicating a complete and total consumption Luke 3:17.

Theological Significance

The theological weight of G762 is focused and intense, defining the character of divine judgment.

  • Perpetual Consequence: The core meaning of ásbestos emphasizes a continuous and unending state. When applied to the fire of hell, it signifies a condition that is permanent and cannot be extinguished Mark 9:43.
  • Final Separation: The term is used in the context of separating the wheat from the chaff. The fire described as unquenchable is reserved for the chaff, symbolizing a final and irreversible judgment upon what is deemed worthless Matthew 3:12.
  • The Nature of Hell: The word provides a key descriptor for hell, illustrating it as a place of "fire that never shall be quenched" Mark 9:45. This highlights the severity of the consequences for sin described in this passage.

Summary

In summary, G762 is a highly specific term used to characterize the fire of final judgment. It is not a general term for burning but defines its nature as perpetual and inextinguishable. By being consistently associated with the concepts of hell and the ultimate disposal of chaff, ásbestos powerfully underscores the finality and gravity of divine retribution in scripture.

How the KJV Renders It

Translation

Strong’s lists the renderings but not their weight. These are counted from the King James text of the tagged verses — the bar under each is how often the translators actually reached for it. Select one to filter the occurrences below.

Grammatical Forms

Morphology

In the Greek New Testament, this word appears as an adjective across 4 occurrences, inflected in 2 grammatical forms — each row is one form, and the bar is how often it is that form.

  • Accusative Singular Neuter
  • Dative Singular Neuter
Dative
The indirect object — often "to" or "for".
Accusative
The direct object of the verb.
Singular
One.
Neuter
Neuter grammatical gender.

Related Words

Related

Other entries the study above points to — each one is drawn from a reference it makes. Follow the trail to see how the words connect.

Theographic Context

Context

The people, places, and span of history the verses containing this word touch on — drawn from the theographic tagging of Scripture. Select any name to isolate its verses in the occurrence list.

Biblical Distribution

Distribution

Appears in 4 verses across 3 of the 27 books. Most frequent in Mark (2 verses); never once in the other 24.

1
Matthew
2
Mark
1
Luke

Every Occurrence

Concordance

Every verse where the word is tagged in the King James text. Filter by book, by the English word the translators chose, or search within the verses.

Sources. Definition and numbering: James Strong, Exhaustive Concordance of the Bible (1890). Morphology: STEPBible / Tyndale House (CC BY). Verse tagging: the King James text keyed to Strong’s numbers. Every count on this page is computed from the tagged corpus, not estimated.