feminine of the same as Πέτρος; a (mass of) rock (literally or figuratively):--rock.
Transliteration:pétra
Pronunciation:pet'-ra
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### Core Meaning & Semantic Range
πέτρα (petra) is a feminine noun, derived from the same root as Πέτρος (Petros, `{{G4074}}`). Its fundamental meaning refers to a large mass of rock, a solid cliff, bedrock, or a natural rock formation. This implies inherent qualities of stability, immovability, and foundational strength.
A crucial distinction exists between πέτρα and λίθος (`{{G3037}}`). While λίθος generally denotes a stone, which can be small, individual, or used for building, πέτρα consistently refers to a substantial, naturally occurring rock formation, a cliff, or the underlying bedrock. This semantic difference is particularly significant in passages like [[Matthew 16:18]].
Figuratively, πέτρα extends to represent a source of strength, security, or an unyielding foundation. It can also symbolize God Himself as the ultimate source of refuge, steadfastness, and divine provision.
### Biblical Occurrences & Contextual Analysis
The word πέτρα appears 15 times in the New Testament, carrying significant theological weight across various contexts.
* **Foundation of Discipleship:** In the Parable of the Wise and Foolish Builders, Jesus contrasts building a house on πέτρα (rock) with building on sand ([[Matthew 7:24-25]], [[Luke 6:48]]). The house built on πέτρα withstands the storm, symbolizing the enduring stability found by those who not only hear but also *obey* Jesus' words. This highlights the practical and obedient nature of a true spiritual foundation.
* **Peter's Confession and the Church:** One of the most pivotal uses is in [[Matthew 16:18]], where Jesus declares, "You are Peter (Πέτρος), and on this πέτρα (rock) I will build my church." The interplay between the masculine Πέτρος (Petros, meaning "stone" or "rock") and the feminine πέτρα (petra, meaning "bedrock" or "large rock") is central to theological interpretation. While Πέτρος refers to the individual apostle, πέτρα grammatically points to a larger, more fundamental entity. Interpretations often suggest πέτρα refers to:
* Peter's confession of Jesus as the Christ, the Son of the living God ([[Matthew 16:16]]).
* Christ Himself, as the object of Peter's confession and the ultimate cornerstone.
* Peter's foundational apostolic role, distinct from Christ as the ultimate head.
* **Christ as the Spiritual Rock:** Paul explicitly identifies Christ with the πέτρα that supernaturally accompanied the Israelites in the wilderness in [[1 Corinthians 10:4]]: "and all drank the same spiritual drink, for they were drinking from a spiritual rock (πέτρα) that followed them, and the rock was Christ." This passage draws upon Old Testament accounts of God providing water from a rock (e.g., [[Exodus 17:6]], [[Numbers 20:8-11]]), reinterpreting them typologically to reveal Christ's pre-existence and His ongoing role as the divine provider and sustainer.
* **Rock of Stumbling and Offense:** Quoting Old Testament prophecies ([[Isaiah 8:14]], [[Isaiah 28:16]] LXX), πέτρα is used in [[Romans 9:33]] and [[1 Peter 2:8]] to describe Christ as the "stone of stumbling and rock of offense" (πέτρα σκανδάλου). This illustrates the divisive nature of Christ for those who reject Him, highlighting how the very foundation of salvation becomes a cause for their downfall.
* **Other Contexts:** [[Luke 8:6]] and [[Luke 8:13]] describe rocky ground (πέτρα) where seed withers, symbolizing those who receive the word superficially without deep roots. [[Revelation 6:15-16]] portrays people seeking refuge in caves and among the πέτρα (rocks) during divine judgment, emphasizing the futility of hiding from God's wrath in physical structures.
### Related Words & Concepts
* `{{G4074}}` (Πέτρος - Petros): The masculine proper noun, often transliterated as Peter. It literally means "a stone" or "a piece of rock." The semantic distinction between petros (an individual stone) and petra (a large, foundational rock) is crucial for understanding [[Matthew 16:18]].
* `{{G3037}}` (λίθος - lithos): A general term for "stone," which can refer to a small stone, a building block, or a precious stone. While πέτρα implies a large, natural formation, λίθος is broader. Christ is referred to as the "cornerstone" (`{{G204}}` - akrogōniaios lithos) and "chief cornerstone" (`{{G2776}}` - kephalē gōnias lithos) using λίθος, emphasizing His essential role in the construction of God's spiritual temple.
* `{{H6697}}` (צּוּר - tsur) and `{{H5553}}` (סֶלַע - sela'): These are common Hebrew terms for "rock" in the Old Testament, frequently used metaphorically for God as a refuge, strength, and unshakeable foundation (e.g., [[Deuteronomy 32:4]], [[Psalm 18:2]], [[Psalm 62:7]]). The Septuagint often translates these terms with πέτρα, establishing a rich theological continuity.
* `{{G2310}}` (θεμέλιος - themelios): Meaning "foundation" or "base." While πέτρα is the *material* of a strong foundation, θεμέλιος refers to the foundational structure itself, often abstractly.
### Theological Significance
The word πέτρα carries profound theological weight, primarily underscoring divine stability, unwavering refuge, and the foundational nature of Christ and His teachings.
* **God as the Ultimate Rock:** The New Testament's application of πέτρα to Christ ([[1 Corinthians 10:4]], [[Romans 9:33]], [[1 Peter 2:8]]) directly echoes the Old Testament portrayal of Yahweh as the "Rock" of Israel ([[Deuteronomy 32:4]], [[Psalm 18:2]], [[Psalm 62:7]]). This highlights Christ's divine nature, His steadfastness, and His role as the unshakeable source of salvation and security for His people through all generations.
* **The Foundation of True Faith:** The imagery of building on πέτρα ([[Matthew 7:24-25]], [[Luke 6:48]]) emphasizes that genuine discipleship is rooted in active obedience to Jesus' teachings. This commitment to His word forms an unshakeable spiritual foundation, enabling believers to withstand life's inevitable trials and tribulations.
* **The Church's Enduring Foundation:** The "rock" upon which Christ builds His church ([[Matthew 16:18]]) is foundational to ecclesiology. Regardless of whether it is understood as Peter's confession, Christ Himself, or Peter's unique apostolic office, πέτρα signifies the secure, divine, and enduring basis of the church, against which the "gates of Hades" will not prevail. It underscores the church's divine origin and its ultimate triumph.
* **Source of Life and Point of Judgment:** As the rock from which living water flowed in the wilderness, Christ is presented as the ultimate source of spiritual life, provision, and sustenance for His people ([[1 Corinthians 10:4]]). Conversely, for those who reject Him, He becomes a "rock of offense," leading to their stumbling and ultimate judgment ([[Romans 9:33]], [[1 Peter 2:8]]).
### Summary
πέτρα (`{{G4073}}`) denotes a large, immovable mass of rock, a cliff, or bedrock, fundamentally signifying stability, strength, and an unyielding foundation. In the New Testament, its usage transcends the literal, serving as a profound metaphor. It is prominently featured in Jesus' teaching on the wise builder, where πέτρα represents the firm foundation of obedience to His words ([[Matthew 7:24-25]]). Crucially, it appears in the pivotal declaration concerning the church's foundation ([[Matthew 16:18]]), where its relationship to Πέτρος (`{{G4074}}`) continues to be a subject of deep theological reflection. Most significantly, Paul identifies Christ Himself as the spiritual πέτρα who provided for Israel in the wilderness and remains the ultimate source of spiritual life and, paradoxically, a "rock of offense" for those who disbelieve ([[1 Corinthians 10:4]], [[Romans 9:33]], [[1 Peter 2:8]]). Thus, πέτρα stands as a powerful symbol of divine steadfastness, the secure foundation of faith, and the enduring nature of Christ's person and redemptive work.
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