### Core Meaning & Semantic Range
The Greek word **sēmaínō**, represented by `{{G4591}}`, means **to indicate** or **signify**. Derived from a word meaning "a mark," it appears **6 times** across **6 unique verses** in the Bible. Its usage consistently points to the act of making something known, often revealing a specific future event, manner, or outcome.
### Biblical Occurrences & Contextual Analysis
In scripture, `{{G4591}}` is used to convey crucial information about specific circumstances. It appears in a prophetic context, such as when God **signified** future events through an angel in the book of Revelation [[Revelation 1:1]], or when the prophet Agabus **signified** by the Spirit that a great famine would occur [[Acts 11:28]]. The word is particularly used in the Gospel of John to describe how Jesus **signified** the kind of death he would die ([[John 12:33]], [[John 18:32]]) and also the death by which the apostle Peter would glorify God [[John 21:19]]. A secular use is found in Acts, where Festus finds it unreasonable to send a prisoner without also having to **signify** the charges against him [[Acts 25:27]].
### Related Words & Concepts
Several related words help clarify the action and context of signifying:
* `{{G1166}}` **deiknýō** (to shew): This word works in tandem with signifying. God's purpose in Revelation is "to **shew** unto his servants things which must shortly come to pass," and he accomplishes this when he "sent and **signified** it" [[Revelation 1:1]].
* `{{G3056}}` **lógos** (word, saying): Signification is often achieved through speech. The events of the crucifixion took place so that the **saying** of Jesus might be fulfilled, which he spoke when **signifying** his death [[John 18:32]].
* `{{G4151}}` **pneûma** (spirit): The source of divine indication can be the Holy **Spirit**. The prophet Agabus **signified** the coming dearth "by the **Spirit**" [[Acts 11:28]].
* `{{G1392}}` **doxázō** (to glorify): An event that has been signified can have a specific purpose. Jesus’ words **signified** the manner of death by which Peter was to **glorify** God [[John 21:19]].
### Theological Significance
The theological weight of `{{G4591}}` lies in its direct connection to divine revelation and predetermined purpose.
* **Divine Revelation:** The word highlights God's communication of his plans to humanity. He **signified** the complex events of the end times to his servant John, making them known [[Revelation 1:1]].
* **Prophetic Fulfillment:** The use of `{{G4591}}` underscores the certainty of Christ’s words. Jesus **signified** his death to fulfill his own "saying" `{{G3056}}`, demonstrating his authority and foreknowledge [[John 18:32]].
* **Purpose in Suffering:** The term frames death and hardship within God's plan. Jesus's speech about Peter’s future **signified** not just a death, but a death that would ultimately **glorify** `{{G1392}}` God [[John 21:19]].
### Summary
In summary, **sēmaínō** `{{G4591}}` is a precise term for revealing or indicating specific information. Though rare, its usage is critical for understanding how God makes His will and plans known. It points to the prophetic revealing of future events, the exact manner of death for Christ and His followers, and the divine purpose that undergirds all things.