महाभारतः mahābhārataḥ - book-14, chapter-90, verse-21

अभिषूय ततो राजन्सोमं सोमपसत्तमाः ।
सवनान्यानुपूर्व्येण चक्रुः शास्त्रानुसारिणः ॥२१॥

21. abhiṣūya tato rājansomaṁ somapasattamāḥ ,
savanānyānupūrvyeṇa cakruḥ śāstrānusāriṇaḥ.

21. abhiṣūya tataḥ rājan somam somapasattamāḥ
savanāni ānupūrvyeṇa cakruḥ śāstrānusāriṇaḥ

21. rājan tataḥ somapasattamāḥ śāstrānusāriṇaḥ
somam abhiṣūya savanāni ānupūrvyeṇa cakruḥ

21. O king, having pressed the Soma, those most excellent Soma-drinkers, who adhered to the scriptures, then performed the Soma rituals in their proper sequence.

Words meanings summery:

• अभिषूय (abhiṣūya) - having pressed the Soma plant for its juice (having pressed out)

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

• राजन् (rājan) - O king

• सोमम् (somam) - the sacred Soma juice (Soma (the ritual plant/drink))

• सोमपसत्तमाः (somapasattamāḥ) - the most skilled and worthy priests who consume Soma (best among the Soma-drinkers)

• सवनानि (savanāni) - the prescribed daily Soma pressing ceremonies (Soma rituals, (the three daily) pressings of Soma)

• आनुपूर्व्येण (ānupūrvyeṇa) - following the correct chronological sequence of rituals (in due order, in succession, successively)

• चक्रुः (cakruḥ) - they performed, they did

• शास्त्रानुसारिणः (śāstrānusāriṇaḥ) - those priests who strictly adhered to scriptural injunctions (following the scriptures, adherents of the scriptures)

Words meanings and morphology

अभिषूय (abhiṣūya) - having pressed the Soma plant for its juice (having pressed out)

(indeclinable)

absolutive (gerund)

Derived from root su (to press out) with prefix abhi and suffix lyap

Prefix: abhi

Root: su (class 5)

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

राजन् (rājan) - O king

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

सोमम् (somam) - the sacred Soma juice (Soma (the ritual plant/drink))

(noun)

Accusative, masculine, singular of soma

soma - Soma (a plant, its juice, a deity, the moon)

सोमपसत्तमाः (somapasattamāḥ) - the most skilled and worthy priests who consume Soma (best among the Soma-drinkers)

(noun)

Nominative, masculine, plural of somapasattama

somapasattama - most excellent Soma-drinker

Compound type : tatpuruṣa (somapa+sattama)

• somapa – Soma-drinker
  noun (masculine)
  agent noun
  From Soma + root pā (to drink)
  Root: pa (class 1)
• sattama – best, most excellent
  adjective
  Superlative suffix -tama

सवनानि (savanāni) - the prescribed daily Soma pressing ceremonies (Soma rituals, (the three daily) pressings of Soma)

(noun)

Accusative, neuter, plural of savana

savana - Soma pressing, Soma ritual (morning, midday, evening), sacrifice

Derived from root su (to press out) with suffix lyuṭ (ana)

Root: su (class 5)

आनुपूर्व्येण (ānupūrvyeṇa) - following the correct chronological sequence of rituals (in due order, in succession, successively)

(noun)

Instrumental, neuter, singular of ānupūrvya

ānupūrvya - regular order, sequence, succession

From anupūrva (following, successive) + ṣyañ (abstract noun suffix)

चक्रुः (cakruḥ) - they performed, they did

(verb)

3rd person , plural, active, perfect (liṭ) of kṛ

Root: kṛ (class 8)

शास्त्रानुसारिणः (śāstrānusāriṇaḥ) - those priests who strictly adhered to scriptural injunctions (following the scriptures, adherents of the scriptures)

(adjective)

Nominative, masculine, plural of śāstrānusārin

śāstrānusārin - following the scriptures, conforming to the sacred texts

Compound type : tatpuruṣa (śāstra+anusārin)

• śāstra – scripture, sacred treatise, rule
  noun (neuter)
• anusārin – following, conforming, adhering to
  adjective
  agent noun/adjective
  From root sṛ (to go) with prefix anu and suffix ṇini (in)
  Prefix: anu
  Root: sṛ (class 1)