योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-183, verse-63

क्रौञ्चद्वीपे हेमपुरे सप्तद्वीपविवर्धिते ।
प्रवृत्तो वाजिमेधेन कश्चिद्यष्टुं दिनाष्टकम् ॥ ६३ ॥

krauñcadvīpe hemapure saptadvīpavivardhite ,
pravṛtto vājimedhena kaścidyaṣṭuṃ dināṣṭakam 63

63. krauñcadvīpe hempure saptadvīpavivardhite
pravṛttaḥ vājimedhena kaścit yaṣṭum dināṣṭakam

63. krauñcadvīpe hempure saptadvīpavivardhite
kaścit vājimedhena dināṣṭakam yaṣṭum pravṛttaḥ

63. In Krauñca Island, in the city of Hemapura, which flourished with seven islands, a certain king began to perform a horse sacrifice (vājimedha) for eight days.

Words meanings summery:

• क्रौञ्चद्वीपे (krauñcadvīpe) - in Krauñca Island

• हेम्पुरे (hempure) - in Hemapura (city of gold)

• सप्तद्वीपविवर्धिते (saptadvīpavivardhite) - expanded by seven islands, flourishing with seven islands

• प्रवृत्तः (pravṛttaḥ) - engaged, started, undertaken

• वाजिमेधेन (vājimedhena) - by a horse sacrifice

• कश्चित् (kaścit) - someone, a certain (king)

• यष्टुम् (yaṣṭum) - to sacrifice, to worship

• दिनाष्टकम् (dināṣṭakam) - for eight days, an period of eight days

Words meanings and morphology

क्रौञ्चद्वीपे (krauñcadvīpe) - in Krauñca Island

(proper noun)

Locative, masculine, singular of krauñcadvīpa

krauñcadvīpa - Krauñca Island (one of the mythical seven islands)

Compound type : tatpuruṣa (krauñca+dvīpa)

• krauñca – Krauñca (name of a mountain or an island)
  proper noun (masculine)
• dvīpa – island, continent
  noun (masculine)

हेम्पुरे (hempure) - in Hemapura (city of gold)

(proper noun)

Locative, neuter, singular of hemapura

hemapura - city of gold, name of a city

Compound type : tatpuruṣa (hema+pura)

• hema – gold
  noun (neuter)
• pura – city, town, fortress
  noun (neuter)

सप्तद्वीपविवर्धिते (saptadvīpavivardhite) - expanded by seven islands, flourishing with seven islands

(adjective)

Locative, neuter, singular of saptadvīpavivardhita

saptadvīpavivardhita - expanded/augmented by seven islands

Compound type : bahuvrīhi (sapta+dvīpa+vivardhita)

• sapta – seven
  numeral
• dvīpa – island, continent
  noun (masculine)
• vivardhita – expanded, augmented, nourished, propagated
  adjective (masculine)
  Past Passive Participle
  Derived from the root vṛdh (to grow, increase) with the prefix vi-.
  Prefix: vi
  Root: vṛdh (class 1)

प्रवृत्तः (pravṛttaḥ) - engaged, started, undertaken

(adjective)

Nominative, masculine, singular of pravṛtta

pravṛtta - engaged, undertaken, commenced

Past Passive Participle

Derived from the root vṛt (to turn, to be) with the prefix pra-.

Prefix: pra

Root: vṛt (class 1)

वाजिमेधेन (vājimedhena) - by a horse sacrifice

(noun)

Instrumental, masculine, singular of vājimedha

vājimedha - horse sacrifice, a significant Vedic ritual

Compound type : tatpuruṣa (vāji+medha)

• vāji – horse, strong, swift
  noun (masculine)
• medha – sacrifice, oblatory offering
  noun (masculine)

कश्चित् (kaścit) - someone, a certain (king)

(pronoun)

Nominative, masculine, singular of kaścid

kaścid - someone, a certain one, anyone

यष्टुम् (yaṣṭum) - to sacrifice, to worship

(verb)

infinitive of yaj

infinitive

Infinitive form of the root yaj.

Root: yaj (class 1)

दिनाष्टकम् (dināṣṭakam) - for eight days, an period of eight days

(noun)

Accusative, neuter, singular of dināṣṭaka

dināṣṭaka - a collection of eight days, eight-day period

Compound type : dvigu (dina+aṣṭaka)

• dina – day
  noun (neuter)
• aṣṭaka – a group of eight, octad
  noun (neuter)

Note: Used here to denote the duration of an action.