Abyssus abyssum invocat "deep calls to deep" — Psalm 42:7
The Abyss is the unfathomed deep — the boundless waters beneath the world, the primordial chaos out of which creation was drawn, and the dark interior chamber into which the soul descends in its great trials. The Abyss is the place where form gives way to formlessness, where the dead are gathered, where the rebellious spirits are bound, and where the longing soul cries out across the void to its Source.
The word descends from the Greek abyssos (ἄβυσσος, ábussos), meaning "without bottom" — that which has no measurable depth. Used as both noun and adjective, it carries within it the sense of the unfathomable, the boundless, the limitless dark.
In the Greek scriptures abyssos renders several Hebrew terms whose shades of meaning together compose the full image of the Abyss. Tehom (תְּהוֹם) names the deep, the void, the primordial waters. Tsulah (צוּלָה) names the sea-deep, the deep flood. And Rahab (רחב) names a sea monster whose name carries the senses of "spacious place" and of "rage, fierceness, insolence, and pride" — the chaotic power that resists the ordering hand of God.
The Primordial Waters
In its oldest sense the Abyss is tehom — the dark waters at the beginning, before time, before light, before the firmament was set. The opening verses of Genesis describe the Spirit of God moving upon the face of these waters: the world is drawn from the Abyss as form is drawn from formlessness. The Abyss is therefore not merely a place beneath the world but the very condition out of which the world was made.
And the earth was without form, and void; and darkness was upon the face of the deep. And the Spirit of God moved upon the face of the waters. — Genesis 1:2
In its lesser senses the word can also name the literal depths of the sea, the hidden wellspring of a fountain, or the unseen interior of the Earth — every place where the world descends into mystery and the bottom cannot be found.
The Underworld and the Prison of Demons
In the intertestamental Jewish writings and in early Christian literature, the meaning of the Abyss extended downward into the realm of the dead. It became another name for Sheol, the shadowed dwelling of departed souls, and later for the deeper prison reserved for the rebellious spirits — the fallen angels, the bound demons, the powers cast out of heaven. In this the Abyss is the place of confinement at the lowest reach of creation, the dungeon beneath the dungeons, sealed against the day of judgment.
The Book of Jonah enacts this descent in narrative form. The prophet, fleeing his calling, is swallowed and carried down into the deep, where he tastes the bottom of the world and cries out from the belly of the Abyss before he is restored.
The waters compassed me about, even to the soul: the depth closed me round about, the weeds were wrapped about my head. I went down to the bottoms of the mountains; the earth with her bars was about me for ever: yet hast thou brought up my life from corruption, O Lord my God. — Jonah 2:5–6
The Cry from the Deep
Psalm 42 names another dimension of the Abyss — not merely the place of fear but the place of longing. Abyssus abyssum invocat: deep calls to deep. The depth within the soul calls to the depth of God; the Abyss of the heart, in its thirst, calls across the waters to the Abyss of the divine. Here the symbol turns. What was the place of chaos and confinement becomes the place of communion. The descent of the soul becomes the answering descent of grace.
The Final Unveiling
In the Book of Revelation the Abyss appears once more at the close of the age. Abaddon, called the angel of the Abyss, presides over its opening; from it issue the powers that figure in the final reckoning, and into it the adversary is at last bound. The Abyss in this register is both the source of the last terrors and the final sealed place where evil is consigned, the lowest chamber of the cosmos in which the long story of separation comes to its end.
The Gnostic Eschaton
The Gnostic text On the Origin of the World gives a striking variant of this final image. At the end of the age, the archons — the false rulers of the lower world — are cast by Sophia into the Abyss for their injustice. There they turn upon one another in fratricidal war until only the chief archon remains, and at last he turns against himself. The Abyss becomes the place where the powers of separation devour themselves and pass away, leaving creation freed.
Within the Royal Art Opus
Within the Royal Art the Abyss is the great threshold of the inner journey. It is the deep into which the Prince must descend before he can be raised — the Nigredo of the soul, the dark waters of dissolution that precede every true transformation. The Tree of Life names this passage explicitly: between the supernal triad and the lower Sephiroth lies Da’ath, the hidden gulf that the seeker must traverse to reach the higher worlds. To pass into the Abyss is to be unmade and to be remade.
The Abyss is also the chaos out of which the New Earth is drawn. Just as the primordial tehom yielded the first creation under the brooding of the Spirit, so the Abyss within the soul yields the resurrected self when the same Spirit moves upon its waters. The descent into the deep is the precondition of the Kingdom; the prison of the rebel powers is the same place from which the redeemed soul rises crowned.
And in its highest sense the Abyss is the place of communion. Deep calls to deep. The longing of the exiled Prince for his Father is the cry across the Abyss; the answering grace of the Father is the descent of love into the deep. The Abyss is therefore not only what must be crossed but what makes the crossing possible — the very space of separation in which Atonement does its work.