of uncertain affinity; the fore-arm, i.e. (as a measure) a cubit:--cubit.
Transliteration:pēchys
Pronunciation:pay'-khoos
Detailed Word Study
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### Core Meaning & Semantic Range
The Greek noun πῆχυς (G4083, *pēchys*) fundamentally denotes the "forearm." From this anatomical origin, it developed into a standard unit of linear measurement, commonly known as the "cubit." This measurement was derived from the approximate length of a person's forearm, specifically from the elbow to the tip of the middle finger. While the precise length of a cubit could vary slightly across different cultures and historical periods, it generally approximated 18 inches (or approximately 45 centimeters). Its semantic range in the New Testament is quite narrow, primarily functioning as a concrete unit of length, though it can be employed metaphorically.
### Biblical Occurrences & Contextual Analysis
The term πῆχυς (G4083) appears four times in the New Testament, presenting both literal and figurative applications:
1. **Figurative Use - Futility of Anxiety:**
* [[Matthew 6:27]]: "And which of you by being anxious can add a single cubit to his span of life?"
* [[Luke 12:25]]: "And which of you by being anxious can add a single cubit to his span of life?"
In these parallel passages from the Sermon on the Mount/Plain, Jesus employs the cubit metaphorically. Here, "cubit" does not refer to physical height but to the duration of one's life. The rhetorical question underscores the utter futility of human anxiety in extending or altering the divinely appointed course of one's existence. It highlights human limitation in the face of God's sovereign control over life.
2. **Literal Use - Distance Measurement:**
* [[John 21:8]]: "The other disciples came in the boat, for they were not far from the land, but about two hundred cubits off, dragging the net full of fish."
Here, πῆχυς (G4083) is used in its most straightforward sense as a unit of linear distance. The disciples were approximately 200 cubits (roughly 300 feet or 90 meters) from the shore, providing a concrete spatial detail to the narrative of Jesus' post-resurrection appearance and the miraculous catch of fish.
3. **Literal and Symbolic Use - Dimensions of New Jerusalem:**
* [[Revelation 21:17]]: "He measured its wall, 144 cubits by human measurement, which is also an angel's measurement."
In this apocalyptic vision, the cubit is used to describe the immense and perfect dimensions of the wall of the New Jerusalem. While a literal measurement, the number 144 (12 x 12) carries profound symbolic weight, representing the fullness and perfection of God's people (the twelve tribes of Israel and the twelve apostles). The inclusion of "human measurement, which is also an angel's measurement" emphasizes the tangible reality and divine precision of the city's design.
### Related Words & Concepts
The concept of the cubit is deeply rooted in ancient measurement systems, particularly in the Old Testament, where its Hebrew counterpart is `{{H0520}}` ('ammah). This Hebrew term, also derived from the word for "forearm," is foundational to understanding the dimensions of significant biblical structures such as Noah's Ark ([[Genesis 6:15]]), the Tabernacle ([[Exodus 25:10ff]]), and Solomon's Temple ([[1 Kings 6:2ff]]). The consistent use of the cubit across both testaments underscores a continuity in ancient understanding of measurement.
The use of πῆχυς (G4083) in the New Testament connects to broader themes:
* **Units of Measurement:** It belongs to a category of terms describing fixed standards for length, area, or volume, essential for practical life and detailed descriptions in Scripture.
* **Human Limitation:** In the context of [[Matthew 6:27]] and [[Luke 12:25]], it relates to the theological concept of humanity's finite nature and inability to control ultimate outcomes, contrasting with divine omnipotence.
* **Divine Order and Precision:** In [[Revelation 21:17]], it ties into the meticulous and symbolic nature of God's eschatological plans and the perfect order of the heavenly city.
### Theological Significance
The theological significance of πῆχυς (G4083) is most pronounced in its metaphorical usage in the Synoptic Gospels. Jesus' question, "Which of you by being anxious can add a single cubit to his span of life?", serves as a powerful indictment of human anxiety and a profound call to trust in divine providence. The "cubit" here represents the smallest increment of life, emphasizing that even the most fervent worry cannot effect the slightest change in the divinely appointed length of one's days. This teaching underscores:
1. **Human Helplessness:** It highlights humanity's inherent limitation and inability to control the fundamental aspects of existence, such as life's duration.
2. **Divine Sovereignty:** Conversely, it implicitly affirms God's absolute sovereignty over life and death, encouraging believers to release their anxieties and rely on God's faithful care. Worry is portrayed as not only futile but also as a manifestation of a lack of faith in God's loving provision.
In [[Revelation 21:17]], the cubit contributes to the theological portrayal of the New Jerusalem. The precise measurement of 144 cubits for the wall signifies not merely a physical dimension but a divine order and perfection. This exactness speaks to God's meticulous design and the ultimate, tangible reality of the eschatological hope for believers, where everything is perfectly proportioned and divinely ordained.
### Summary
The Greek word πῆχυς (G4083), meaning "forearm" and by extension "cubit," functions in the New Testament primarily as a unit of linear measurement. Its occurrences reveal both literal and figurative applications. Literally, it describes physical distances, such as the disciples' proximity to shore in [[John 21:8]] and the precise dimensions of the New Jerusalem's wall in [[Revelation 21:17]], where it also carries symbolic weight of divine order. Most significantly, in [[Matthew 6:27]] and [[Luke 12:25]], Jesus employs the cubit metaphorically to illustrate the futility of human anxiety in adding to one's lifespan, thereby powerfully emphasizing human limitation and the paramount necessity of trusting in God's sovereign provision. Thus, πῆχυς (G4083) serves as a tangible measure that points to profound spiritual truths about divine control and human dependence.
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