वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-116, verse-21

अयोध्यायां तु सचिवा राज्ञो दशरथस्य ये ।
पुरोहितं पुरस्कृत्य मन्त्रयामासुरर्थवत् ॥२१॥

21. ayodhyāyāṃ tu sacivā rājño daśarathasya ye ,
purohitaṃ puraskṛtya mantrayāmāsurarthavat.

21. ayodhyāyām tu sacivāḥ rājñaḥ daśarathasya ye
purohitam puraskṛtya mantrayāmāsuḥ arthavat

21. ye daśarathasya rājñaḥ sacivāḥ ayodhyāyām tu
purohitam puraskṛtya arthavat mantrayāmāsuḥ

21. In Ayodhya, the ministers of King Daśaratha, with the royal priest at their head, held a meaningful consultation.

Words meanings summery:

• अयोध्यायाम् (ayodhyāyām) - in Ayodhya

• तु (tu) - but, indeed, and, on the other hand

• सचिवाः (sacivāḥ) - ministers, companions

• राज्ञः (rājñaḥ) - of the king

• दशरथस्य (daśarathasya) - of Daśaratha

• ये (ye) - who, those who

• पुरोहितम् (purohitam) - the royal priest

• पुरस्कृत्य (puraskṛtya) - having made the royal priest their leader/foremost (having placed in front, having honored, having made prominent)

• मन्त्रयामासुः (mantrayāmāsuḥ) - they deliberated, they consulted

• अर्थवत् (arthavat) - meaningfully, appropriately, purposefully

Words meanings and morphology

अयोध्यायाम् (ayodhyāyām) - in Ayodhya

(proper noun)

Locative, feminine, singular of ayodhyā

ayodhyā - Ayodhya (name of a city)

तु (tu) - but, indeed, and, on the other hand

(indeclinable)

सचिवाः (sacivāḥ) - ministers, companions

(noun)

Nominative, masculine, plural of saciva

saciva - minister, companion, associate

राज्ञः (rājñaḥ) - of the king

(noun)

Genitive, masculine, singular of rājan

rājan - king, ruler

दशरथस्य (daśarathasya) - of Daśaratha

(proper noun)

Genitive, masculine, singular of daśaratha

daśaratha - Daśaratha (name of a king)

ये (ye) - who, those who

(pronoun)

Nominative, masculine, plural of ya

ya - who, which, what

Relative pronoun

पुरोहितम् (purohitam) - the royal priest

(noun)

Accusative, masculine, singular of purohita

purohita - royal priest, family priest

पुरस्कृत्य (puraskṛtya) - having made the royal priest their leader/foremost (having placed in front, having honored, having made prominent)

(indeclinable)

absolutive

From puras (before, in front) and root kṛ (to do) with -tvā suffix, changed to -ya due to puras prefix.

Prefix: puras

Root: kṛ (class 8)

मन्त्रयामासुः (mantrayāmāsuḥ) - they deliberated, they consulted

(verb)

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

perfect

Periphrastic perfect, from denominative mantrayati (from mantra 'counsel') formed with ām-ās (third plural perfect of as 'to be').

Root: mantr (class 10)

अर्थवत् (arthavat) - meaningfully, appropriately, purposefully

(indeclinable)

Adverbial use of an adjective with the -vat suffix.

Note: Functions adverbially here.