योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-57, verse-16

वास्तवेन तु रूपेण भूम्याद्यात्माधिभौतिकः ।
न शब्देन न चार्थेन सत्यात्मा शशश्रृङ्गवत् ॥ १६ ॥

vāstavena tu rūpeṇa bhūmyādyātmādhibhautikaḥ ,
na śabdena na cārthena satyātmā śaśaśrṛṅgavat 16

16. vāstavena tu rūpeṇa bhūmyādyātmādhibhautikaḥ
na śabdena na ca arthena satyātmā śaśaśṛṅgavat

16. tu vāstavena rūpeṇa bhūmyādyātmādhibhautikaḥ śaśaśṛṅgavat na śabdena,
na ca arthena satyātmā.

16. However, in its true form, the physical (adhibhautika) nature of the earth and other elements (bhūmyādi-ātman) is not a true entity (satyātman) either through words (śabda) or through their meaning (artha), just like a rabbit's horn (śaśaśṛṅga).

Words meanings summery:

• वास्तवेन (vāstavena) - by the real, by the true, by the essential

• तु (tu) - but, however, indeed

• रूपेण (rūpeṇa) - by the form, by the nature, by the appearance

• भूम्याद्यात्माधिभौतिकः (bhūmyādyātmādhibhautikaḥ) - the physical essence of earth and so on, the material nature of earth etc.

• न (na) - not, no

• शब्देन (śabdena) - by word, by sound

• न (na) - not, no

• च (ca) - used with 'na' to mean 'nor' (and, also)

• अर्थेन् (arthen) - by meaning, by object, by purpose

• सत्यात्मा (satyātmā) - true self, real essence, real nature, a true entity

• शशशृङ्गवत् (śaśaśṛṅgavat) - like a rabbit's horn

Words meanings and morphology

वास्तवेन (vāstavena) - by the real, by the true, by the essential

(adjective)

Instrumental, neuter, singular of vāstava

vāstava - real, true, essential, existent

Derived from 'vastu' (thing, reality).

तु (tu) - but, however, indeed

(indeclinable)

रूपेण (rūpeṇa) - by the form, by the nature, by the appearance

(noun)

Instrumental, neuter, singular of rūpa

rūpa - form, shape, appearance, nature, beauty

भूम्याद्यात्माधिभौतिकः (bhūmyādyātmādhibhautikaḥ) - the physical essence of earth and so on, the material nature of earth etc.

(noun)

Nominative, masculine, singular of bhūmyādyātmādhibhautika

bhūmyādyātmādhibhautika - the material essence/nature of earth and the like

Compound type : tatpuruṣa (bhūmyādi+ātman+adhibhautika)

• bhūmyādi – earth and so on, beginning with earth
  noun (neuter)
• ātman – self, soul, essence, spirit
  noun (masculine)
• adhibhautika – relating to physical elements, material, elemental
  adjective (masculine)
  From 'adhibhūta' (pertaining to elements) + -ika suffix.
  Prefix: adhi

न (na) - not, no

(indeclinable)

शब्देन (śabdena) - by word, by sound

(noun)

Instrumental, masculine, singular of śabda

śabda - sound, word, noise, voice

न (na) - not, no

(indeclinable)

च (ca) - used with 'na' to mean 'nor' (and, also)

(indeclinable)

अर्थेन् (arthen) - by meaning, by object, by purpose

(noun)

Instrumental, masculine, singular of artha

artha - meaning, object, purpose, wealth, cause

सत्यात्मा (satyātmā) - true self, real essence, real nature, a true entity

(noun)

Nominative, masculine, singular of satyātman

satyātman - true self, real essence, whose nature is truth

Compound type : tatpuruṣa (satya+ātman)

• satya – true, real, existent, truth
  adjective (neuter)
• ātman – self, soul, essence, spirit
  noun (masculine)

शशशृङ्गवत् (śaśaśṛṅgavat) - like a rabbit's horn

(indeclinable)

Derived from 'śaśaśṛṅga' (rabbit's horn) with the suffix '-vat' (like, similar to).

Compound type : tatpuruṣa (śaśa+śṛṅga)

• śaśa – rabbit, hare
  noun (masculine)
• śṛṅga – horn, peak, summit
  noun (neuter)