### Core Meaning & Semantic Range
The Greek word **aphorízō**, represented by `{{G873}}`, means to set off by a boundary. It is used to figuratively limit, exclude, appoint, divide, separate, or sever. Appearing **10 times** across **9 unique verses**, it describes the act of creating a clear and purposeful division.
### Biblical Occurrences & Contextual Analysis
In scripture, `{{G873}}` is used to convey several types of separation. It signifies a divine appointment, as when Paul describes himself as being **separated** unto the gospel of God [[Romans 1:1]] and chosen by God who **separated** him from his mother's womb [[Galatians 1:15]]. The Holy Ghost also uses this term to commission missionaries, saying, "**Separate** me Barnabas and Saul for the work" [[Acts 13:2]]. The word also depicts the final judgment, where a shepherd will **separate** the sheep from the goats [[Matthew 25:32]] and angels will **sever** the wicked from the just [[Matthew 13:49]].
### Related Words & Concepts
Several related words help clarify the concept of separation:
* `{{G2822}}` **klētós** (called): This term for being invited or appointed is used alongside `{{G873}}` to describe Paul's identity as "**called** to be an apostle, **separated** unto the gospel" [[Romans 1:1]], emphasizing that separation is a result of a divine call.
* `{{G868}}` **aphístēmi** (to remove, depart): In Acts, Paul **departed** from those who spoke evil and **separated** the disciples, showing a deliberate act of withdrawing to create a distinct group [[Acts 19:9]].
* `{{G1342}}` **díkaios** (just, righteous): The purpose of the final judgment is to **sever** the wicked from among the **just**, highlighting that the separation is based on a moral and spiritual distinction [[Matthew 13:49]].
* `{{G1831}}` **exérchomai** (to issue, come forth, depart): This word is used in the command to "**come out** from among them, and be ye **separate**," linking the physical act of departure with the spiritual state of being set apart [[2 Corinthians 6:17]].
### Theological Significance
The theological significance of `{{G873}}` is profound, touching on core doctrines of salvation and holiness.
* **Divine Calling and Commission:** God sovereignly sets individuals apart for specific tasks. This is not a human decision but a divine action, as seen when Paul was **separated** by God's grace [[Galatians 1:15]] and when the Holy Spirit commanded the separation of Barnabas and Saul for their work [[Acts 13:2]].
* **Sanctification and Purity:** The term is used to command believers to live a life distinct from the world. The call to "**be ye separate**" from what is unclean is a condition for fellowship with God [[2 Corinthians 6:17]]. This can also involve a practical separation from those who are hardened against the truth [[Acts 19:9]].
* **Final Judgment:** `{{G873}}` is a key word for describing the final and irreversible division that will occur at the end of the age. This act of severing the wicked from the just demonstrates God's ultimate justice and the establishment of a perfect order ([[Matthew 13:49]], [[Matthew 25:32]]).
### Summary
In summary, `{{G873}}` is a powerful word that defines the act of creating a boundary. It is applied to the apostolic call, the church's practical holiness, and the final eschatological judgment. Whether it is God appointing a person for a mission, a believer separating from sin, or an angel dividing the wicked from the just, **aphorízō** consistently illustrates the biblical principle of a necessary and decisive separation.