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G803

ἀσφάλεια

aspháleia /as-fal'-i-ah/ Ask about this word
from ἀσφαλής
security (literally or figuratively)
certainty, safety.

Word Study

In depth

A plain-language study of aspháleia — 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 aspháleia, represented by G803, conveys the core meaning of security, which can be understood literally as safety or figuratively as certainty. It is derived from ἀσφαλής and appears only 3 times in 3 unique verses, making each usage significant in illustrating its distinct applications.

Biblical Occurrences & Contextual Analysis

The contexts in which G803 appears demonstrate its range of meaning. In Luke's gospel, it is used to give assurance of the truth, that one might know the certainty of the things they have been taught Luke 1:4. In Acts, the word describes a physical state of security, where a prison was found shut with all safety and guarded by keepers, yet was mysteriously empty Acts 5:23. Finally, it is used prophetically to describe a deceptive state of worldly confidence, warning that when people declare "Peace and safety," sudden destruction will follow 1 Thessalonians 5:3.

Related Words & Concepts

Several related words help clarify the meaning of G803 in its specific contexts:

  • G1921 epiginṓskō (to know upon some mark): This term, defined as to become fully acquainted with or to acknowledge, is paired with certainty in Luke's opening, emphasizing the goal of providing a reliable account Luke 1:4.
  • G1201 desmōtḗrion (a place of bondage, i.e. a dungeon): The mention of the prison being secured with all safety highlights the literal, physical application of the word in that narrative Acts 5:23.
  • G1515 eirḗnē (peace): Used alongside safety, this word helps form the cry of false security that precedes judgment, showing a misplaced trust in worldly stability 1 Thessalonians 5:3.
  • G3639 ólethros (ruin, i.e. death, punishment): This word for destruction stands in stark contrast to safety, illustrating the consequence of such a false sense of security 1 Thessalonians 5:3.

Theological Significance

The theological weight of G803 is revealed in its contrasting applications. It underscores the difference between divine assurance and human-made security.

  • The Certainty of Truth: The word's first use establishes that the teachings of the faith are not based on myth but on a knowable certainty Luke 1:4.
  • The Limits of Physical Safety: The account in Acts demonstrates that earthly measures of safety, such as a locked prison, are ultimately insufficient and can be superseded by divine action Acts 5:23.
  • A Warning Against False Security: The term is used to caution against a deceptive sense of worldly peace and safety that ignores impending judgment, contrasting it with true security found elsewhere 1 Thessalonians 5:3.

Summary

In summary, G803 is a focused and powerful term. Though used sparingly, it effectively spans the concepts of foundational certainty in truth, the fallibility of physical safety, and the spiritual danger of a false sense of security. It serves as a reminder that true assurance is distinct from the often-illusory fortifications of the world.

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 a noun across 3 occurrences, inflected in 3 grammatical forms — each row is one form, and the bar is how often it is that form.

  • Accusative Singular Feminine
  • Dative Singular Feminine
  • Nominative Singular Feminine
Nominative
The subject of the verb.
Dative
The indirect object — often "to" or "for".
Accusative
The direct object of the verb.
Singular
One.
Feminine
Feminine 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 3 verses across 3 of the 27 books. Most frequent in Luke, Acts, and 1 Thessalonians (1 verse each); never once in the other 24.

1
Luke
1
Acts
1
1 Thessalonians

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.