योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-105, verse-8

अथैनं परिपप्रच्छुः पुरोगा मन्त्रिणस्तथा ।
प्रलयोल्लाससंत्रस्तं मार्कण्डेयमिवामराः ॥ ८ ॥

athainaṃ paripapracchuḥ purogā mantriṇastathā ,
pralayollāsasaṃtrastaṃ mārkaṇḍeyamivāmarāḥ 8

8. atha enam paripaprachchuḥ puragāḥ mantriṇaḥ tathā
pralaya-ullāsa-santrastam mārkaṇḍeyam iva amarāḥ

8. atha puragāḥ mantriṇaḥ tathā enam paripaprachchuḥ
amarāḥ pralaya-ullāsa-santrastam mārkaṇḍeyam iva

8. Then the chief ministers and other leaders questioned him, just as the immortals (amarāḥ), terrified by the exuberance of cosmic dissolution (pralaya), once questioned the sage Mārkaṇḍeya.

Words meanings summery:

• अथ (atha) - then, next, now

• एनम् (enam) - him, this (masc. sg. acc.)

• परिपप्रछ्छुः (paripaprachchuḥ) - they questioned, they asked around

• पुरगाः (puragāḥ) - leaders, chiefs, those who go before

• मन्त्रिणः (mantriṇaḥ) - ministers, counselors

• तथा (tathā) - likewise, thus, and, also

• प्रलय-उल्लास-सन्त्रस्तम् (pralaya-ullāsa-santrastam) - terrified by the exuberance of cosmic dissolution

• मार्कण्डेयम् (mārkaṇḍeyam) - Mārkaṇḍeya (a renowned sage)

• इव (iva) - like, as if, as

• अमराः (amarāḥ) - immortals, gods

Words meanings and morphology

अथ (atha) - then, next, now

(indeclinable)

एनम् (enam) - him, this (masc. sg. acc.)

(pronoun)

Accusative, masculine, singular of etad

etad - this, that (demonstrative pronoun)

परिपप्रछ्छुः (paripaprachchuḥ) - they questioned, they asked around

(verb)

3rd person , plural, active, perfect (lit) of pariprach

Prefix: pari

Root: prach (class 6)

पुरगाः (puragāḥ) - leaders, chiefs, those who go before

(noun)

Nominative, masculine, plural of puraga

puraga - one who goes before, leader, chief

मन्त्रिणः (mantriṇaḥ) - ministers, counselors

(noun)

Nominative, masculine, plural of mantrin

mantrin - minister, counselor, advisor

तथा (tathā) - likewise, thus, and, also

(indeclinable)

प्रलय-उल्लास-सन्त्रस्तम् (pralaya-ullāsa-santrastam) - terrified by the exuberance of cosmic dissolution

(adjective)

Accusative, masculine, singular of pralaya-ullāsa-santrasta

pralaya-ullāsa-santrasta - terrified by the exuberance or joy of cosmic dissolution

Compound type : tatpuruṣa (pralaya+ullāsa+santrasta)

• pralaya – cosmic dissolution, destruction, deluge
  noun (masculine)
  Root: lī (class 4)
• ullāsa – exuberance, joy, delight, splendid manifestation
  noun (masculine)
  Prefix: ud
  Root: las (class 1)
• santrasta – terrified, frightened, alarmed
  adjective (masculine)
  Past Passive Participle
  from root tras with prefix sam
  Prefix: sam
  Root: tras (class 4)

Note: Modifies 'mārkaṇḍeyam'.

मार्कण्डेयम् (mārkaṇḍeyam) - Mārkaṇḍeya (a renowned sage)

(proper noun)

Accusative, masculine, singular of mārkaṇḍeya

mārkaṇḍeya - Mārkaṇḍeya (name of an ancient sage, known for surviving a pralaya)

इव (iva) - like, as if, as

(indeclinable)

अमराः (amarāḥ) - immortals, gods

(noun)

Nominative, masculine, plural of amara

amara - immortal, god, deity