योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-60, verse-37

प्रजास्तमसि पश्यन्ति पश्यन्त्येव न तेजसि ।
उलूकस्य समाचारास्तस्यैव सदृशस्वराः ॥ ३७ ॥

prajāstamasi paśyanti paśyantyeva na tejasi ,
ulūkasya samācārāstasyaiva sadṛśasvarāḥ 37

37. prajāḥ tamasi paśyanti paśyanti eva na tejasi
ulūkasya samācārāḥ tasya eva sadṛśasvarāḥ

37. prajāḥ tamasi paśyanti tejasi eva na paśyanti
ulūkasya samācārāḥ tasya eva sadṛśasvarāḥ

37. Creatures see only in darkness; they certainly do not see in light. Their behavior is like that of an owl, and their voices are indeed similar to its.

Words meanings summery:

• प्रजाः (prajāḥ) - creatures, beings, people, progeny

• तमसि (tamasi) - in darkness, in ignorance

• पश्यन्ति (paśyanti) - they see, they perceive

• पश्यन्ति (paśyanti) - they see, they perceive

• एव (eva) - indeed, certainly, only

• न (na) - not, no

• तेजसि (tejasi) - in light, in brilliance, in splendor

• उलूकस्य (ulūkasya) - of the owl

• समाचाराः (samācārāḥ) - whose conduct is similar, having similar habits/practices

• तस्य (tasya) - of the owl (of that, of it (the owl))

• एव (eva) - indeed, certainly, only

• सदृशस्वराः (sadṛśasvarāḥ) - whose voices are similar, having similar sounds

Words meanings and morphology

प्रजाः (prajāḥ) - creatures, beings, people, progeny

(noun)

Nominative, feminine, plural of prajā

prajā - progeny, offspring, people, subjects, creatures

From 'pra' + root 'jan' (to be born).

Prefix: pra

Root: jan (class 4)

Note: Subject of the verb 'paśyanti'.

तमसि (tamasi) - in darkness, in ignorance

(noun)

Locative, neuter, singular of tamas

tamas - darkness, gloom, ignorance, spiritual darkness

Root: tam (class 4)

Note: Indicates the condition or medium in which perception occurs.

पश्यन्ति (paśyanti) - they see, they perceive

(verb)

3rd person , plural, active, present indicative (laṭ) of dṛś

Irregular present stem 'paśya-'.

Root: dṛś (class 1)

पश्यन्ति (paśyanti) - they see, they perceive

(verb)

3rd person , plural, active, present indicative (laṭ) of dṛś

Irregular present stem 'paśya-'.

Root: dṛś (class 1)

एव (eva) - indeed, certainly, only

(indeclinable)

Emphatic particle

Note: Emphasizes "not".

न (na) - not, no

(indeclinable)

Negative particle

तेजसि (tejasi) - in light, in brilliance, in splendor

(noun)

Locative, neuter, singular of tejas

tejas - light, brilliance, splendor, spiritual energy, power

From root 'tij' (to be sharp).

Root: tij (class 6)

Note: Contrasts with 'tamasi'.

उलूकस्य (ulūkasya) - of the owl

(noun)

Genitive, masculine, singular of ulūka

ulūka - owl

Note: Possessive, "of the owl".

समाचाराः (samācārāḥ) - whose conduct is similar, having similar habits/practices

(noun)

Nominative, masculine, plural of samācāra

samācāra - conduct, custom, practice

From 'sam' + 'ā' + root 'car' (to move, conduct).

Prefixes: sam+ā

Root: car (class 1)

तस्य (tasya) - of the owl (of that, of it (the owl))

(pronoun)

Genitive, masculine, singular of tad

tad - that, it

Demonstrative pronoun

Note: Possessive, "of it".

एव (eva) - indeed, certainly, only

(indeclinable)

Emphatic particle

Note: Emphasizes the similarity.

सदृशस्वराः (sadṛśasvarāḥ) - whose voices are similar, having similar sounds

(adjective)

Nominative, masculine, plural of sadṛśasvara

sadṛśasvara - having a similar voice/sound

Compound of 'sadṛśa' (similar) and 'svara' (sound, voice).

Compound type : bahuvrihi (sadṛśa+svara)

• sadṛśa – similar, like
  adjective
  From 'sam' + root 'dṛś' (to see) + '-a' (suffix).
  Prefix: sam
  Root: dṛś (class 1)
• svara – sound, voice, tone
  noun (masculine)
  From root 'svar' (to sound).
  Root: svar (class 1)

Note: Agrees with 'prajāḥ' (implicitly, as the subject of an implied verb 'are').