योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-86, verse-24

कल्प्यमानर्क्षचन्द्रार्कदिनरात्र्यृतुवत्सरम् ।
क्वचित्क्वचिन्महीपीठसंपन्नजनमण्डलम् ॥ २४ ॥

kalpyamānarkṣacandrārkadinarātryṛtuvatsaram ,
kvacitkvacinmahīpīṭhasaṃpannajanamaṇḍalam 24

24. kalpyamāna ṛkṣacandrārkadinrātryṛtuvatsaram
kvacit kvacit mahīpīṭhasampannajanamandalam

24. kvacit ṛkṣacandrārkadinrātryṛtuvatsaram kalpyamāna
kvacit kvacit mahīpīṭhasampannajanamandalam

24. Sometimes (this reality is) envisioned as encompassing stars, the moon, the sun, days, nights, seasons, and years. And sometimes, in particular places, it appears as communities of people thriving on the earth's surface.

Words meanings summery:

• कल्प्यमान (kalpyamāna) - being fashioned, being imagined, being formed

• ऋक्षचन्द्रार्कदिन्रात्र्यृतुवत्सरम् (ṛkṣacandrārkadinrātryṛtuvatsaram) - with stars, moon, sun, days, nights, seasons, and years

• क्वचित् (kvacit) - sometimes, in some place, occasionally

• क्वचित् (kvacit) - sometimes, in some place, occasionally

• महीपीठसम्पन्नजनमन्दलम् (mahīpīṭhasampannajanamandalam) - adorned with communities of people on the earth's surface

Words meanings and morphology

कल्प्यमान (kalpyamāna) - being fashioned, being imagined, being formed

(participle)

Accusative, neuter, singular of kalpyamāna

kalpyamāna - being made, being imagined, being fabricated

Present Passive Participle

Derived from root kḷp (class 10 or causative of class 1) with passive suffix.

Root: kḷp (class 10)

ऋक्षचन्द्रार्कदिन्रात्र्यृतुवत्सरम् (ṛkṣacandrārkadinrātryṛtuvatsaram) - with stars, moon, sun, days, nights, seasons, and years

(noun)

Accusative, neuter, singular of ṛkṣacandrārkadinrātryṛtuvatsara

ṛkṣacandrārkadinrātryṛtuvatsara - stars, moon, sun, days, nights, seasons, and years (collectively)

Compound type : dvandva (ṛkṣa+candra+arka+dina+rātri+ṛtu+vatsara)

• ṛkṣa – star, constellation
  noun (neuter)
• candra – moon, lunar
  noun (masculine)
• arka – sun, ray
  noun (masculine)
• dina – day
  noun (neuter)
• rātri – night
  noun (feminine)
• ṛtu – season, proper time
  noun (masculine)
• vatsara – year
  noun (masculine)

क्वचित् (kvacit) - sometimes, in some place, occasionally

(indeclinable)

क्वचित् (kvacit) - sometimes, in some place, occasionally

(indeclinable)

Note: Repetition for emphasis.

महीपीठसम्पन्नजनमन्दलम् (mahīpīṭhasampannajanamandalam) - adorned with communities of people on the earth's surface

(noun)

Accusative, neuter, singular of mahīpīṭhasampannajanamandala

mahīpīṭhasampannajanamandala - having groups of people situated/thriving on the earth's surface

Compound type : bahuvrīhi (mahīpīṭha+sampanna+janamandala)

• mahīpīṭha – earth's surface, ground
  noun (neuter)
• mahī – earth, ground
  noun (feminine)
• pīṭha – seat, base, surface, pedestal
  noun (neuter)
• sampanna – endowed with, accomplished, rich in, adorned
  participle
  Past Passive Participle
  Derived from root pad with prefix sam.
  Prefix: sam
  Root: pad (class 4)
• janamandala – circle of people, community, human realm
  noun (neuter)
• jana – person, people, human being
  noun (masculine)
  Root: jan (class 4)
• maṇḍala – circle, disc, region, group, community
  noun (neuter)