Exploring the Meaning of Thaumastos in Greek

θαυμαστός describes something as “marvellous,” marking what draws astonished recognition when God acts, reveals, or judges. In the New Testament it appears in Gospel controversy over Scripture, in a healed man’s blunt assessment of what has happened to him, in the church’s calling into “marvelous light,” and in Revelation’s vision and song that frame God’s final works as marvellous.

Occurrences

Jesus said to them, “Did you never read in the Scriptures, ‘The stone which the builders rejected was made the head of the corner. This was from the Lord. It is marvelous in our eyes?’” (Matthew 21:42)

Here θαυμαστός is placed on the lips of Jesus as part of a Scripture citation. The line “This was from the Lord” grounds the marvellous character of what has happened in divine agency, and “in our eyes” locates the response in the observers’ perception. Within the saying, the marvellous quality attaches to the reversal: a rejected stone becomes “the head of the corner.” θαυμαστός thus underscores not only that the outcome is striking, but that it is meant to be seen as such—an event whose significance presses itself upon the onlookers.

“This was from the Lord. It is marvelous in our eyes’?” (Mark 12:11)

Mark’s wording highlights the same two elements without restating the stone-and-builders line inside this verse: origin (“from the Lord”) and impact (“in our eyes”). θαυμαστός here functions as the evaluative climax of the citation, gathering up the preceding scriptural storyline (already invoked in the surrounding scene) and stating how it ought to be regarded. The adjective is not merely decorative; it forms a verdict about the Lord’s action—something that, once recognized, compels wonder.

The man answered them, “How amazing! You don’t know where he comes from, yet he opened my eyes. (John 9:30)

In John 9 the word is voiced by “The man” who has received sight. θαυμαστός (rendered “amazing” here) introduces his argument with an exclamation: what has occurred demands amazement. The marvellous element is sharpened by contrast—“You don’t know where he comes from, yet he opened my eyes.” The healed man treats the act itself (“he opened my eyes”) as the decisive fact; the leaders’ uncertainty about Jesus’ origin only intensifies how marvellous the deed appears. θαυμαστός therefore marks not an abstract compliment but a reaction to an observable change in human condition.

But you are a chosen race, a royal priesthood, a holy nation, a people for God’s own possession, that you may proclaim the excellence of him who called you out of darkness into his marvelous light. (1 Peter 2:9)

In 1 Peter, θαυμαστός modifies “light,” giving a quality to the sphere into which the community has been called. The word stands within a chain of identity statements (“chosen,” “royal,” “holy,” “for God’s own possession”) and a purpose clause: “that you may proclaim the excellence of him who called you.” The calling itself is pictured as a movement “out of darkness into his marvelous light.” θαυμαστός here colors the destination as remarkable and compelling, fitting the letter’s emphasis on proclamation: what God has done is to be announced, and the “marvelous” character of the light helps explain why it is worth proclaiming.

I saw another great and marvelous sign in the sky: seven angels having the seven last plagues, for in them God’s wrath is finished. (Revelation 15:1)

In Revelation 15:1, θαυμαστός is paired with “great,” describing a “sign in the sky.” The adjective frames the reader’s first encounter with a new vision: it is marvellous not as a small curiosity, but as something vast and arresting. The content of the sign is then specified—“seven angels having the seven last plagues”—and the verse explains their significance: “for in them God’s wrath is finished.” θαυμαστός contributes to the tone of awe before what is being shown: the completion of wrath is introduced not casually but as something that, in the visionary register, inspires wonder at its scale and finality.

They sang the song of Moses, the servant of God, and the song of the Lamb, saying, “Great and marvelous are your works, Lord God, the Almighty! Righteous and true are your ways, you King of the nations. (Revelation 15:3)

Here θαυμαστός explicitly characterizes God’s “works” in worship. As in 15:1, it is coupled with “great,” but now the marvellous quality is not attached to a “sign” but to the deeds of “Lord God, the Almighty.” The acclamation continues by naming God’s “ways” as “Righteous and true” and addressing him as “King of the nations.” In this setting, θαυμαστός belongs to a liturgical verdict: the works are so striking that they are sung about. The adjective thus operates as a public confession of how God’s actions ought to be regarded by those who witness or acknowledge them.

Sense and Usage

Across these passages, θαυμαστός marks what evokes wonder as a response to action—especially action attributed to the Lord. In the Synoptic citations (Matthew 21:42; Mark 12:11) the marvellous quality is explicitly tied to divine initiative: “This was from the Lord.” The adjective then places the outcome within the category of things that should not be shrugged off as ordinary. It is “marvelous in our eyes,” a phrasing that makes perception part of the event’s force: the marvellous is not only what happens, but what happens in such a way that it presses itself upon the observers’ recognition.

John 9:30 brings the term down to an immediate human situation: the restoration of sight. The healed man’s “How amazing!” shows θαυμαστός functioning as spontaneous evaluation, and his reasoning sets marvellous action against the backdrop of uncertainty and dispute. The act of opening eyes is treated as self-attesting; the wonder it provokes is presented as rationally appropriate given the facts named in the sentence. Here θαυμαστός helps give the narrative its rhetorical edge: amazement becomes a tool of testimony when ordinary explanations fail to account for what is plainly seen.

In 1 Peter 2:9 the adjective no longer sits as a reaction at the front of a sentence, but as a modifier embedded in a larger description of identity and vocation. “His marvelous light” depicts the sphere of God’s calling as remarkable in character, contrasting it with “darkness” from which the people have been summoned. The marvellous quality of the light fits the verse’s aim: proclamation of God’s excellence. The word thus supports a communal posture—people who have been brought into something marvellous speak about the one who called them.

Revelation 15 uses θαυμαστός in two closely related ways: first for a visionary object (“a great and marvelous sign in the sky”), then for divine deeds (“Great and marvelous are your works”). In both, the term helps form the atmosphere appropriate to apocalyptic disclosure: what is shown and what God does are not portrayed as mundane or merely informative. The adjective sits alongside language of completion and authority—“the seven last plagues,” “God’s wrath is finished,” “Lord God, the Almighty,” “King of the nations.” θαυμαστός therefore contributes to a sense of magnitude and solemn wonder, presenting God’s culminating acts as fitting subjects for both vision and song.

Taken together, these texts show θαυμαστός describing the marvellous in at least three connected frames: the surprising reversal that is recognized as “from the Lord,” the concrete deed that changes a person’s life and provokes amazement, and the grand divine works that are displayed in signs and celebrated in worship. The word consistently directs attention outward—from speaker to act, from observer to what is done—so that marvel is anchored in deeds, calling, and works rather than in vague sentiment.

Imagery and Themes

The imagery connected with θαυμαστός ranges from the builders’ rejected stone becoming a cornerstone, to opened eyes, to a movement from darkness into light, to a sky-borne sign with seven angels, and finally to a sung confession of God’s works. In each scene the marvellous quality is not isolated from meaning: the wonder is tied to recognition (“in our eyes”), to changed perception (“he opened my eyes”), to a new realm (“his marvelous light”), and to the scale and finality of God’s acts (“God’s wrath is finished”; “Great and marvelous are your works”).

Sources: Lexical data from Strong’s Exhaustive Concordance and the Translators Brief Lexicon of Extended Strongs for Greek (STEPBible, CC BY). Occurrence data from the Translators Amalgamated Greek New Testament (STEPBible, CC BY). Scripture quotations from the World English Bible (public domain).