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Bible Lexiconφάσκω
Dodson Greek Lexicon (2010)G5335verb

φάσκω

phaskō

I assert, affirm, profess

Definition

The verb φάσκω means to assert, affirm, or profess something, often with a sense of public declaration or claim. It describes the act of stating something as true, whether the statement is accurate or not. In Acts 24:9, the Jewish accusers 'asserted' their case against Paul, while in Acts 25:19, Festus describes the dispute as concerning 'one Jesus, whom Paul affirmed to be alive.' In Romans 1:22, it highlights the false claim of wisdom by those who became fools, and in Revelation 2:2, it tests those who 'profess' to be apostles but are not.

Biblical Usage

φάσκω is used only four times in the New Testament, appearing in narrative (Acts) and epistolary (Romans, Revelation) contexts. In Acts, it is used in legal settings to describe formal assertions or accusations (Acts 24:9, 25:19). In Romans 1:22, it critiques philosophical or religious pretension, and in Revelation 2:2, it addresses claims of apostolic authority within the church. The word consistently portrays a claim that is subject to evaluation or testing.

Etymology

Derived from the Greek root φημί (phēmi, G5346), meaning 'I say' or 'I declare.' φάσκω is an older, poetic, or less common form, carrying a similar sense of utterance. Its usage in Koine Greek retains this core idea of verbal assertion, though it appears infrequently compared to synonyms like λέγω (legō, G3004).

Semantic Range

φάσκω is theologically significant as it highlights the importance of truth claims in the Christian faith. It appears in contexts testing the validity of statements about Jesus' resurrection (Acts 25:19), human wisdom versus divine revelation (Romans 1:22), and authentic spiritual authority (Revelation 2:2). Understanding this word enriches reading by emphasizing that not all professions of faith or knowledge are genuine; they must be examined against God's truth.

In the Greco-Roman world, public assertion was crucial in legal, philosophical, and religious debates. φάσκω would be understood in settings like courts (Acts) or philosophical schools (Romans), where claims required evidence. Its use implies a cultural expectation that assertions, especially about identity or doctrine, were open to scrutiny—a context directly applicable to early Christian testimony and conflict.

λέγω (legō, G3004) — a general term for 'I say,' whereas φάσκω often implies a stronger, declarative assertion. ὁμολογέω (homologeō, G3670) — means 'I confess' or 'I acknowledge,' typically with a positive, agreed-upon truth, unlike φάσκω which can be neutral or negative. φημί (phēmi, G5346) — the root, closely synonymous but more common in classical Greek.

Word Details

Strong's NumberG5335
Part of Speechverb
Greek Formφάσκω
Transliterationphaskō
How this works

Definitions are from the Dodson Greek-English Lexicon, a concise public-domain resource suitable for introductory word study. Brief glosses are supplemented by STEPBible TBESG data (CC BY 4.0). For advanced research, standard scholarly references include BDAG (Danker, 3rd ed.) and LSJ.

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Scripture References

Appears in 4 verses in the Bible
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