योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-23, verse-9

तदा दृश्यपिशाचोऽयमलमस्तं गतो द्वयोः ।
असत्त्वादेव चास्माकं शशशृङ्गमिवानघ ॥ ९ ॥

tadā dṛśyapiśāco'yamalamastaṃ gato dvayoḥ ,
asattvādeva cāsmākaṃ śaśaśṛṅgamivānagha 9

9. tadā dṛśyapiśācaḥ ayam alam astam gataḥ dvayoḥ
asattvāt eva ca asmākam śaśaśṛṅgam iva anagha

9. anagha,
tadā ayam dṛśyapiśācaḥ dvayoḥ alam astam gataḥ.
ca asmākam asattvāt eva śaśaśṛṅgam iva (asti)

9. Then, for those two, this demon of the phenomenal world (dṛśya) certainly disappeared. And for us, O sinless one, it is indeed non-existent, just like a rabbit's horn.

Words meanings summery:

• तदा (tadā) - then (then, at that time)

• दृश्यपिशाचः (dṛśyapiśācaḥ) - this demon of the phenomenal world (dṛśya) (the demon of the visible world/phenomenon)

• अयम् (ayam) - this (demon) (this, this one)

• अलम् (alam) - certainly, completely (enough, sufficient, capable, indeed, entirely)

• अस्तम् (astam) - to disappearance (to setting, disappearance, destruction)

• गतः (gataḥ) - disappeared (gone, departed, reached, disappeared)

• द्वयोः (dvayoḥ) - for the two (practitioners) (of the two, for the two)

• असत्त्वात् (asattvāt) - because of its non-existence (from non-existence, due to non-being)

• एव (eva) - indeed (indeed, just, only, precisely)

• च (ca) - and (and, also)

• अस्माकम् (asmākam) - for us (of us, for us)

• शशशृङ्गम् (śaśaśṛṅgam) - a rabbit's horn (a classic example of a non-existent thing) (a rabbit's horn)

• इव (iva) - just like (like, as, as if)

• अनघ (anagha) - O sinless one (addressing Rāma) (O sinless one, faultless)

Words meanings and morphology

तदा (tadā) - then (then, at that time)

(indeclinable)

Correlative adverb to yadā.

दृश्यपिशाचः (dṛśyapiśācaḥ) - this demon of the phenomenal world (dṛśya) (the demon of the visible world/phenomenon)

(noun)

Nominative, masculine, singular of dṛśyapiśāca

dṛśyapiśāca - the demon of appearances, the phantom of the visible world

Compound type : ṣaṣṭhī-tatpurusha (dṛśya+piśāca)

• dṛśya – visible, perceptible, appearance, phenomenon, object of sight
  noun/adjective (neuter)
  Gerundive (kṛtya)
  From root dṛś (to see) + ya suffix.
  Root: dṛś (class 1)
• piśāca – a demon, a goblin, an evil spirit
  noun (masculine)

Note: Subject of the sentence.

अयम् (ayam) - this (demon) (this, this one)

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one

Demonstrative pronoun.

Note: Agrees with dṛśyapiśācaḥ.

अलम् (alam) - certainly, completely (enough, sufficient, capable, indeed, entirely)

(indeclinable)

अस्तम् (astam) - to disappearance (to setting, disappearance, destruction)

(indeclinable)

Root: as (class 4)

Note: Forms an idiom with gataḥ.

गतः (gataḥ) - disappeared (gone, departed, reached, disappeared)

(adjective)

Nominative, masculine, singular of gata

gata - gone, departed, reached, attained, disappeared, past

Past Passive Participle

From root gam (to go) + kta suffix.

Root: gam (class 1)

Note: Agrees with dṛśyapiśācaḥ.

द्वयोः (dvayoḥ) - for the two (practitioners) (of the two, for the two)

(numeral)

Note: Refers to the two practitioners from the previous verse.

असत्त्वात् (asattvāt) - because of its non-existence (from non-existence, due to non-being)

(noun)

Ablative, neuter, singular of asattva

asattva - non-existence, unreality, non-being

a (negation) + sattva (existence, being, reality).

Compound type : nañ-tatpurusha (a+sattva)

• a – not, non-
  indeclinable
  Negative prefix.
• sattva – existence, being, reality, essence, goodness, courage
  noun (neuter)
  From root as (to be) + tva suffix.
  Root: as (class 2)

Note: Indicates cause.

एव (eva) - indeed (indeed, just, only, precisely)

(indeclinable)

च (ca) - and (and, also)

(indeclinable)

Conjunction.

अस्माकम् (asmākam) - for us (of us, for us)

(pronoun)

Genitive, plural of asmad

asmad - I, we

First person pronoun.

Note: Indicates for whom the non-existence is true.

शशशृङ्गम् (śaśaśṛṅgam) - a rabbit's horn (a classic example of a non-existent thing) (a rabbit's horn)

(noun)

Nominative, neuter, singular of śaśaśṛṅga

śaśaśṛṅga - a rabbit's horn, a non-existent object

Compound type : ṣaṣṭhī-tatpurusha (śaśa+śṛṅga)

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

Note: Object of comparison.

इव (iva) - just like (like, as, as if)

(indeclinable)

Particle of comparison.

अनघ (anagha) - O sinless one (addressing Rāma) (O sinless one, faultless)

(noun)

Vocative, masculine, singular of anagha

anagha - sinless, faultless, pure, innocent

an (negation) + agha (sin, fault).

Compound type : nañ-tatpurusha (an+agha)

• an – not, non-
  indeclinable
  Negative prefix.
• agha – sin, fault, impurity, evil
  noun (neuter)