Word Study for G139 (αἵρεσις)

haíresis /hah'-ee-res-is/ Ask about this word

Rootfrom αἱρέομαι · properly, a choice, i.e. (specially) a party or (abstractly) disunion

KJV usageheresy (which is the Greek word itself), sect.

Word Study

In depth

A plain-language study of haíresis — 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 haíresis, represented by G139, properly signifies a choice. It appears 9 times in 9 unique verses. Its meaning extends from a party or sect to the concept of disunion and heresy, which is the Greek word itself.

Biblical Occurrences & Contextual Analysis

In scripture, G139 is used to identify distinct groups. It describes the "sect of the Sadducees" G4523 Acts 5:17 and the "sect of the Pharisees" G5330 Acts 15:5. Paul notes that he lived according to the "most straitest sect" G196 of the Jewish religion G2356 Acts 26:5. The word is also used pejoratively, as an accusation against early Christians, who are called the "sect of the Nazarenes" G3480 Acts 24:5 and a sect that is "spoken against" G483 everywhere Acts 28:22. Paul acknowledges this when he confesses that he worships God G2316 "after the way which they call heresy" Acts 24:14.

Related Words & Concepts

Several related words expand on the themes of division and faction:

G1370 dichostasía (sedition): This word for disunion or dissension is listed alongside heresies as a work of the flesh that causes division Galatians 5:20.
G2052 eritheía (strife): Meaning faction or intrigue, it appears with heresies in a list of behaviors that are contentious and disruptive Galatians 5:20.
G4714 stásis (sedition): This term for an uprising or controversy is used when Paul is accused of being a mover of sedition and a ringleader G4414 of a sect Acts 24:5.

Theological Significance

The theological weight of G139 is significant, often marking a departure from unity and truth.

A Work of the Flesh: Heresies are explicitly listed among the works of the flesh, alongside G1495 idolatry, G2054 variance, and G1370 seditions, representing behavior contrary to the Spirit Galatians 5:20.
Destructive Doctrine: The most severe application of the term is found in connection with false teachers G5572 who "privily shall bring in damnable heresies" G139. These teachings are characterized by "denying the Lord that bought them" G1203 and lead to "swift destruction" G684 2 Peter 2:1.
A Revealing Test: In a different context, the presence of heresies is presented as a necessity. It is stated that "there must be also heresies among you," for the purpose that those who are "approved" G1384 may be made "manifest" G5318 1 Corinthians 11:19.

Summary

In summary, haíresis G139 evolves from a simple descriptor of a chosen party or sect, such as the Pharisees G5330 or Sadducees G4523, into a term freighted with theological danger. It ultimately denotes a conscious choice that results in destructive disunion, characterized by false doctrine that denies the Lord. The term serves as a stark warning against divisions that lead believers away from the truth and into destruction G684 2 Peter 2:1.

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 9 occurrences, inflected in 5 grammatical forms — each row is one form, and the bar is how often it is that form.

Genitive Singular Feminine 3×
Accusative Plural Feminine 2×
Accusative Singular Feminine 2×
Nominative Plural Feminine 1×
Nominative Singular Feminine 1×

Nominative: The subject of the verb.
Genitive: Possession or source — often "of".
Accusative: The direct object of the verb.
Singular: One.
Plural: More than one.
Feminine: Feminine grammatical gender.

Related Words

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 9 verses across 4 of the 27 books. Most frequent in Acts (6 verses); never once in the other 23.

Acts

1 Corinthians

Galatians

2 Peter

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.