### Core Meaning & Semantic Range
The Greek word **kathoplízō**, represented by `{{G2528}}`, means **to equip fully with armor**. Its base definition is to "arm." This specific term is used only **1 time** in **1 unique verse** in the entire Bible, making its sole appearance highly significant.
### Biblical Occurrences & Contextual Analysis
The single use of `{{G2528}}` is found in [[Luke 11:21]]. The verse describes a scenario where security is maintained through preparedness: "When a **strong man** `{{G2478}}` **armed** `{{G2528}}` keepeth his palace `{{G1438}}`, his goods `{{G5224}}` are in **peace** `{{G1515}}`." The imagery connects the state of being "fully equipped" with the ability to guard one's domain and possessions, resulting in a state of peace.
### Related Words & Concepts
Several related words from its context in [[Luke 11:21]] provide a fuller picture of this concept:
* `{{G2478}}` **ischyrós**: This word for "strong" or "forcible" establishes the necessary character of the one who is armed. It is used elsewhere to describe a "strong man" whose house cannot be spoiled unless he is first bound [[Mark 3:27]] and to refer to one who is "mightier than I" [[Matthew 3:11]].
* `{{G5442}}` **phylássō**: Meaning **to watch** or **be on guard**, this word describes the action taken by the armed man. It implies active preservation and is used in contexts of keeping the word of God [[Luke 11:28]] and being kept from evil [[2 Thessalonians 3:3]].
* `{{G1515}}` **eirḗnē**: Defined as **peace** or **quietness**, this is the outcome of being properly armed and on guard. This peace is not merely an absence of conflict but is also presented as a fruit of the Spirit [[Galatians 5:22]] and something to be actively followed [[Hebrews 12:14]].
### Theological Significance
The theological weight of `{{G2528}}` is derived entirely from its singular context, which illustrates a powerful spiritual principle.
* **Preparedness and Security:** The verse establishes a direct link between being **armed** `{{G2528}}` and the security of one's **goods** `{{G5224}}`. The presence of full armor is the reason the strong man's possessions are in **peace** `{{G1515}}`.
* **The Nature of Spiritual Defense:** The image of the **strong man** `{{G2478}}` who must **keep** `{{G5442}}` his palace `{{G1438}}` serves as an allegory for spiritual vigilance. Being equipped with armor is not a passive state but is essential for actively guarding against threats.
* **Strength as a Prerequisite for Peace:** The passage highlights that peace is maintained from a position of strength. The **strong man** `{{G2478}}` is only able to ensure quietness because he is fully armed, demonstrating that readiness is a foundation for rest.
### Summary
In summary, **kathoplízō** `{{G2528}}` is a precise and potent term. Though it appears only once, its use in [[Luke 11:21]] provides a clear and memorable illustration of the relationship between preparedness, strength, and security. It teaches that being "fully equipped with armor" is the necessary condition for a **strong man** `{{G2478}}` to guard his domain and keep his possessions in a state of **peace** `{{G1515}}`.