# H6918 - qadosh

<!-- type: lexicon | created: 2026-04-27 | updated: 2026-04-27 -->


**Strong's:** [H6918](https://www.blueletterbible.org/lexicon/h6918/) · BLB lookup
**Pronunciation:** kaw-doshe'
**Part of speech:** adjective
**OT occurrences:** ~117
**Greek equivalent (LXX):** *hagios* (G40)

## Semantic range

1. **Holy, set apart**, separated from common use, dedicated to God
2. **Sacred, consecrated**, devoted to divine purposes
3. **Pure, clean**, morally pure, without defilement (especially of God)

The root concept is **separation / setting apart**. What is *qadosh* is *separated* from common / profane use, dedicated for divine purposes.

## Theological force

### YHWH as the supremely Holy

The most concentrated theological use of *qadosh* is **of YHWH Himself**. Three-fold *qadosh* repetition (the *Trisagion*) appears as the supreme angelic-doxology:

- **[Isaiah 6:3](/codex/isaiah-6-3/)**, *qadosh, qadosh, qadosh, YHWH Tzeva'ot*, "Holy, Holy, Holy, the LORD of hosts"
- **[Revelation 4:8](/codex/revelation-4-8/)**, repeated by the four living creatures: *hagios, hagios, hagios, kyrios ho theos ho pantokratōr*

The Trisagion grounds:
- Divine transcendent *otherness*, God is utterly different from creation
- Divine moral *perfection*, God is pure, free of all defilement / sin
- The Trinitarian shape (per patristic / Reformed reading), three-fold repetition prefiguring the three Persons

### Isaiah's "Holy One of Israel"

Isaiah uses *Qedosh Yisrael*, "the Holy One of Israel", 25 times, more than any other OT book combined. This is Isaiah's signature divine title, anchored in his temple-vision ([Isaiah 6](/codex/isaiah-6/)) where the *qadosh*-cry first overwhelmed him. The "Holy One of Israel" is:
- [Isaiah 1:4](/codex/isaiah-1-4/); 5:19, 24; 10:17, 20, repeated invocations
- [Isaiah 12:6](/codex/isaiah-12-6/), "great in your midst is the Holy One of Israel"
- [Isaiah 41:14](/codex/isaiah-41-14/), [16](/codex/isaiah-41-16/), [20](/codex/isaiah-41-20/); 43:3, 14, 15; 45:11; 47:4; 48:17; 49:7, pervasive
- [Isaiah 54:5](/codex/isaiah-54-5/); 55:5; 60:9, 14, climactic eschatological uses

### Holiness and call to holiness

The Levitical refrain: "**Be holy, for I am holy**" ([Leviticus 11:44-45](/codex/leviticus-11-44-45/); 19:2; 20:7, 26; 21:8), God's holiness *grounds* the human call to holiness. The pattern: God sanctifies His people; they live as set-apart from the world's ways.

NT continues this: [1 Peter 1:15-16](/codex/1-peter-1-15-16/), "be holy in all your behavior, because it is written, 'You shall be *qadoshim*, for I am *qadosh*.'"

### The Holy of Holies

The OT tabernacle / temple's innermost sanctuary was the *Qadosh Qadoshim*, "Holy of Holies" / "Most Holy Place" ([Exodus 26:33-34](/codex/exodus-26-33-34/)). The holiness-spectrum:
- The world (common)
- The temple courts (set apart)
- The Holy Place (more set apart)
- The Holy of Holies (most set apart), the immediate presence of God; entered once a year by the high priest with atoning blood

The tearing of the temple veil at Christ's death ([Mt 27:51](/codex/matthew-27-51/)) opens this *Qadosh Qadoshim*, Christ's atoning blood gives access to the once-restricted divine presence.

### Christ as the Holy One

NT uses *hagios* (LXX equivalent of *qadosh*) of Christ:
- **[Mark 1:24](/codex/mark-1-24/); [Luke 4:34](/codex/luke-4-34/)**, demon: "I know who You are, *the Holy One of God*!"
- **[Acts 3:14](/codex/acts-3-14/)**, Peter: "the *Holy* and Righteous One"
- **[Acts 4:27](/codex/acts-4-27/), [30](/codex/acts-4-30/)**, "Your *holy* servant Jesus"
- **[Revelation 3:7](/codex/revelation-3-7/)**, Christ: "the *Holy One*, the True One"
- **[1 John 2:20](/codex/1-john-2-20/)**, "you have an anointing from the *Holy One*"

The Christological transfer: the OT *Qadosh* of Israel = the NT *Holy One* who is Christ.

## Apologetic / theological significance

*Qadosh* anchors:

1. **The transcendent otherness of God**, against any pantheistic conflation of God and creation
2. **God's moral perfection**, the ground of moral truth and judgment
3. **The need for atonement**, sinners cannot enter the presence of *Qadosh* without cleansing
4. **The seriousness of sin**, sin is offensiveness against the Holy One, not minor failure
5. **The Trinitarian Trisagion**, Trinitarian-shape revelation
6. **Christ as Holy**, divine identity Christology

## Notable verses

- **[Exodus 3:5](/codex/exodus-3-5/)**, "remove your sandals; this is *qodesh* ground"
- **[Exodus 19:6](/codex/exodus-19-6/)**, Israel as a "*goy qadosh*", holy nation
- **[Exodus 26:33-34](/codex/exodus-26-33-34/)**, the *Qadosh Qadoshim*
- **[Leviticus 11:44-45](/codex/leviticus-11-44-45/); 19:2; 20:7, 26; 21:8**, be holy as I am holy
- **[Joshua 24:19](/codex/joshua-24-19/)**, "He is a *qadosh* God"
- **[1 Samuel 2:2](/codex/1-samuel-2-2/)**, "no one is *qadosh* like the LORD"
- **[Psalm 22:3](/codex/psalms-22-3/); 99:3, 5, 9**, *qadosh* God
- **[Isaiah 6:3](/codex/isaiah-6-3/)**, Trisagion
- **[Isaiah 1:4](/codex/isaiah-1-4/); etc.**, the Holy One of Israel
- **[Habakkuk 1:12-13](/codex/habakkuk-1-12-13/); 3:3**, *qadosh*; eyes too pure to look on evil
- **[Hosea 11:9](/codex/hosea-11-9/)**, "I am God and not man, the *qadosh* in your midst"

## Patristic / scholarly note

Patristic engagement: extensive across all church-historical periods. The Reformed tradition particularly emphasizes divine holiness (R. C. Sproul, *The Holiness of God*, 1985, the modern classic).

Modern conservative scholarship:
- John Webster (*Holiness*, 2003)
- David Peterson (*Possessed by God*, 1995), biblical-theological treatment
- Otto's *The Idea of the Holy* (1917), phenomenology of the *mysterium tremendum*

## See also

- H6942 - qadash, verb to sanctify
- H6944 - qodesh, holiness (noun)
- G40 - hagios, Greek holy
- G3741 - hosios, Greek pious
- [Isaiah](/codex/isaiah-the-prophet/), Holy One of Israel
- [Trinity](/codex/trinity/), Trisagion
- [Christology](/codex/christianity/), Christ as Holy One


## Notes

_Lexical workspace for qadosh._
