महाभारतः mahābhārataḥ - book-6, chapter-10, verse-36

तथा नद्यस्त्वप्रकाशाः शतशोऽथ सहस्रशः ।
इत्येताः सरितो राजन्समाख्याता यथास्मृति ॥३६॥

36. tathā nadyastvaprakāśāḥ śataśo'tha sahasraśaḥ ,
ityetāḥ sarito rājansamākhyātā yathāsmṛti.

36. tathā nadyaḥ tu aprakāśāḥ śataśaḥ atha sahasraśaḥ
iti etāḥ saritaḥ rājan samākhyātā yathāsmṛti

36. rājan tathā tu śataśaḥ atha sahasraśaḥ etāḥ
aprakāśāḥ nadyaḥ saritaḥ yathāsmṛti samākhyātā

36. O king, similarly, these hundreds, even thousands, of less prominent rivers have been enumerated as remembered.

Words meanings summery:

• तथा (tathā) - thus, so, in that manner, similarly

• नद्यः (nadyaḥ) - rivers

• तु (tu) - but, however, indeed, and

• अप्रकाशाः (aprakāśāḥ) - less prominent (not visible, obscure, unknown, inconspicuous)

• शतशः (śataśaḥ) - by hundreds, in hundreds

• अथ (atha) - and, then, moreover

• सहस्रशः (sahasraśaḥ) - by thousands, in thousands

• इति (iti) - thus, so, in this way (introduces or concludes direct speech or a summary)

• एताः (etāḥ) - these

• सरितः (saritaḥ) - rivers

• राजन् (rājan) - O king

• समाख्याता (samākhyātā) - described, enumerated, recounted

• यथास्मृति (yathāsmṛti) - according to memory, as remembered

Words meanings and morphology

तथा (tathā) - thus, so, in that manner, similarly

(indeclinable)

नद्यः (nadyaḥ) - rivers

(noun)

Nominative, feminine, plural of nadī

nadī - river

तु (tu) - but, however, indeed, and

(indeclinable)

अप्रकाशाः (aprakāśāḥ) - less prominent (not visible, obscure, unknown, inconspicuous)

(adjective)

Nominative, feminine, plural of aprakāśa

aprakāśa - not shining, not visible, obscure, unknown, inconspicuous

Compound type : nañ-tatpuruṣa (a+prakāśa)

• a – not, non-
  indeclinable
• prakāśa – light, shining, visible, clear, manifest
  noun (masculine)
  From pra- + √kāś (to shine)
  Prefix: pra
  Root: kāś (class 1)

Note: Agrees with 'nadyaḥ' and 'saritaḥ'.

शतशः (śataśaḥ) - by hundreds, in hundreds

(indeclinable)

Suffix -śas expressing distribution

अथ (atha) - and, then, moreover

(indeclinable)

सहस्रशः (sahasraśaḥ) - by thousands, in thousands

(indeclinable)

Suffix -śas expressing distribution

इति (iti) - thus, so, in this way (introduces or concludes direct speech or a summary)

(indeclinable)

एताः (etāḥ) - these

(pronoun)

Nominative, feminine, plural of etad

etad - this, these

Note: Agrees with 'nadyaḥ' and 'saritaḥ'.

सरितः (saritaḥ) - rivers

(noun)

Nominative, feminine, plural of sarit

sarit - river

Root: sṛ (class 1)

राजन् (rājan) - O king

(noun)

Vocative, masculine, singular of rājan

rājan - king

समाख्याता (samākhyātā) - described, enumerated, recounted

(adjective)

Nominative, feminine, singular of samākhyāta

samākhyāta - described, enumerated, recounted, well-known

Past Passive Participle

From sam-ā-√khyā (to tell, relate)

Prefixes: sam+ā

Root: khyā (class 2)

Note: Grammatically singular, while the subjects ('nadyaḥ', 'saritaḥ') are plural. This may be a poetic license or a stylistic choice to refer to 'the recounting' as a singular act, rather than the rivers themselves being described (which would grammatically require the plural 'samākhyātāḥ').

यथास्मृति (yathāsmṛti) - according to memory, as remembered

(indeclinable)

Avyayībhāva compound

Compound type : avyayībhāva (yathā+smṛti)

• yathā – as, according to, just as
  indeclinable
• smṛti – memory, tradition, sacred tradition
  noun (feminine)
  From √smṛ (to remember)
  Root: smṛ (class 1)