वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-1, chapter-12, verse-34

ततो वसिष्ठप्रमुखाः सर्व एव द्विजोत्तमाः ।
ऋश्यशृङ्गं पुरस्कृत्य यज्ञकर्मारभंस्तदा ॥३४॥

34. tato vasiṣṭhapramukhāḥ sarva eva dvijottamāḥ ,
ṛśyaśṛṅgaṃ puraskṛtya yajñakarmārabhaṃstadā.

34. tataḥ vasiṣṭhapramukhāḥ sarve eva dvijottamāḥ
ṛśyaśṛṅgam puraskṛtya yajñakarma ārabhan tadā

34. tataḥ vasiṣṭhapramukhāḥ sarve eva dvijottamāḥ
ṛśyaśṛṅgam puraskṛtya tadā yajñakarma ārabhan

34. Then, all the foremost Brahmins (dvijottamāḥ), led by Vasiṣṭha and with Ṛṣyaśṛṅga appointed as their chief, began the sacrificial rites (yajñakarma).

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from that

• वसिष्ठप्रमुखाः (vasiṣṭhapramukhāḥ) - headed by Vasiṣṭha, with Vasiṣṭha as chief

• सर्वे (sarve) - all, everyone

• एव (eva) - indeed, only, just

• द्विजोत्तमाः (dvijottamāḥ) - excellent Brahmins, best of the twice-born

• ऋश्यशृङ्गम् (ṛśyaśṛṅgam) - Ṛṣyaśṛṅga

• पुरस्कृत्य (puraskṛtya) - having placed in front, having honored/appointed as chief

• यज्ञकर्म (yajñakarma) - sacrificial rites, work of the sacrifice

• आरभन् (ārabhan) - they began, they started

• तदा (tadā) - then, at that time

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

वसिष्ठप्रमुखाः (vasiṣṭhapramukhāḥ) - headed by Vasiṣṭha, with Vasiṣṭha as chief

(adjective)

Nominative, masculine, plural of vasiṣṭhapramukha

vasiṣṭhapramukha - headed by Vasiṣṭha, Vasiṣṭha being chief

Compound type : bahuvrihi (vasiṣṭha+pramukha)

• vasiṣṭha – Vasiṣṭha (a celebrated Rishi)
  proper noun (masculine)
• pramukha – chief, principal, foremost, headed by
  adjective (masculine)
  Prefix: pra

सर्वे (sarve) - all, everyone

(pronoun)

Nominative, masculine, plural of sarva

sarva - all, every, entire

एव (eva) - indeed, only, just

(indeclinable)

द्विजोत्तमाः (dvijottamāḥ) - excellent Brahmins, best of the twice-born

(noun)

Nominative, masculine, plural of dvijottama

dvijottama - best of the twice-born, excellent Brahmin

Compound type : tatpurusha (dvija+uttama)

• dvija – twice-born (Brahmin, Kshatriya, Vaishya), bird, tooth
  noun (masculine)
• uttama – best, excellent, highest
  adjective (masculine)

ऋश्यशृङ्गम् (ṛśyaśṛṅgam) - Ṛṣyaśṛṅga

(proper noun)

Accusative, masculine, singular of ṛśyaśṛṅga

ṛśyaśṛṅga - Ṛṣyaśṛṅga (name of a Rishi)

पुरस्कृत्य (puraskṛtya) - having placed in front, having honored/appointed as chief

(indeclinable)

absolutive/gerund

Prefix: puras

Root: kṛ (class 8)

यज्ञकर्म (yajñakarma) - sacrificial rites, work of the sacrifice

(noun)

Accusative, neuter, singular of yajñakarma

yajñakarma - sacrificial rite, act of sacrifice (yajñakarma)

Compound type : tatpurusha (yajña+karma)

• yajña – sacrifice, worship, offering (yajña)
  noun (masculine)
  Root: yaj (class 1)
• karma – action, deed, ritual, work (karma)
  noun (neuter)
  Root: kṛ (class 8)

आरभन् (ārabhan) - they began, they started

(verb)

3rd person , plural, active, past imperfect (laṅ) of ārabha

Prefix: ā

Root: rabh (class 1)

तदा (tadā) - then, at that time

(indeclinable)