योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-79, verse-29

पिशाचोऽस्तीति चेत्संवित्सत्यार्था तेन संविदः ।
मृतस्यास्ति परो लोक इत्यस्यां किं न सत्यता ॥ २९ ॥

piśāco'stīti cetsaṃvitsatyārthā tena saṃvidaḥ ,
mṛtasyāsti paro loka ityasyāṃ kiṃ na satyatā 29

29. piśācaḥ asti iti cet saṃvit satya-arthā tena saṃvidaḥ
mṛtasya asti paraḥ lokaḥ iti asyām kim na satyatā

29. cet piśācaḥ asti iti saṃvit satya-arthā asti,
tena saṃvidaḥ mṛtasya paraḥ lokaḥ asti iti asyām kim satyatā na asti?

29. If the knowledge 'a ghost exists' (piśācaḥ asti) were considered truly meaningful, then why should there not be truth in this knowledge: 'for the deceased there is another world (paraloka)'?

Words meanings summery:

• पिशाचः (piśācaḥ) - ghost, demon

• अस्ति (asti) - is, exists

• इति (iti) - thus, so, indicating direct speech or thought

• चेत् (cet) - if

• संवित् (saṁvit) - knowledge, consciousness, perception

• सत्य-अर्था (satya-arthā) - truly meaningful (having a true object/meaning, truly meaningful)

• तेन (tena) - by that same (knowledge/perception) (by that, by it)

• संविदः (saṁvidaḥ) - of knowledge, by knowledge

• मृतस्य (mṛtasya) - of the dead person, of the deceased

• अस्ति (asti) - is, exists

• परः (paraḥ) - other, next, supreme

• लोकः (lokaḥ) - another world (paraloka) (world, realm)

• इति (iti) - thus, so, indicating direct speech or thought

• अस्याम् (asyām) - in this (knowledge/perception) (in this (feminine))

• किम् (kim) - why? (what? why?)

• न (na) - not, no

• सत्यता (satyatā) - truth, reality

Words meanings and morphology

पिशाचः (piśācaḥ) - ghost, demon

(noun)

Nominative, masculine, singular of piśāca

piśāca - ghost, demon, goblin

Note: Subject of 'asti'.

अस्ति (asti) - is, exists

(verb)

3rd person , singular, active, present (laṭ) of as

Present Indicative, 3rd Person Singular

present tense of 'as'

Root: as (class 2)

इति (iti) - thus, so, indicating direct speech or thought

(indeclinable)

Note: Marks the end of the quoted statement 'piśācaḥ asti'.

चेत् (cet) - if

(indeclinable)

Note: Introduces a conditional clause.

संवित् (saṁvit) - knowledge, consciousness, perception

(noun)

Nominative, feminine, singular of saṃvit

saṁvit - knowledge, consciousness, perception, understanding

from sam- + vid (to know)

Prefix: sam

Root: vid (class 2)

Note: Subject.

सत्य-अर्था (satya-arthā) - truly meaningful (having a true object/meaning, truly meaningful)

(adjective)

Nominative, feminine, singular of satya-artha

satya-artha - having a true object/meaning, truly purposeful

bahuvrīhi compound, feminine

Compound type : bahuvrīhi (satya+artha)

• satya – true, real
  adjective (neuter)
  Root: as (class 2)
• artha – meaning, purpose, object, wealth
  noun (masculine)

Note: Qualifies `saṃvit`.

तेन (tena) - by that same (knowledge/perception) (by that, by it)

(pronoun)

Instrumental, neuter, singular of tad

tad - that, this

Note: Refers to the `saṃvit` (knowledge) mentioned.

संविदः (saṁvidaḥ) - of knowledge, by knowledge

(noun)

Genitive, feminine, singular of saṃvit

saṁvit - knowledge, consciousness, perception, understanding

from sam- + vid (to know)

Prefix: sam

Root: vid (class 2)

Note: Connects to `tena`. 'by that (same) knowledge'.

मृतस्य (mṛtasya) - of the dead person, of the deceased

(noun)

Genitive, masculine, singular of mṛta

mṛta - dead, deceased

Past Passive Participle

from root mṛ (to die)

Root: mṛ (class 6)

Note: Possessive, 'belonging to the dead'.

अस्ति (asti) - is, exists

(verb)

3rd person , singular, active, present (laṭ) of as

Present Indicative, 3rd Person Singular

present tense of 'as'

Root: as (class 2)

परः (paraḥ) - other, next, supreme

(adjective)

Nominative, masculine, singular of para

para - other, next, supreme, higher

Note: Qualifies `lokaḥ`.

लोकः (lokaḥ) - another world (paraloka) (world, realm)

(noun)

Nominative, masculine, singular of loka

loka - world, realm, people

Root: lok (class 1)

Note: Subject of `asti` (implied with `mṛtasya`).

इति (iti) - thus, so, indicating direct speech or thought

(indeclinable)

Note: Marks the end of the quoted statement 'mṛtasya asti paraḥ lokaḥ'.

अस्याम् (asyām) - in this (knowledge/perception) (in this (feminine))

(pronoun)

Locative, feminine, singular of idam

idam - this

Note: Refers to the `saṃvit` (knowledge).

किम् (kim) - why? (what? why?)

(indeclinable)

Note: Interrogative.

न (na) - not, no

(indeclinable)

सत्यता (satyatā) - truth, reality

(noun)

Nominative, feminine, singular of satyatā

satyatā - truth, reality, truthfulness

from satya + suffix -tā

Note: Predicate for `kim`.