योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-93, verse-46

अपूर्वाण्युपगच्छन्ति तथा पूर्वाणि यान्त्यलम् ।
संसारसरिदम्बूनि संगतानि धनानि च ॥ ४६ ॥

apūrvāṇyupagacchanti tathā pūrvāṇi yāntyalam ,
saṃsārasaridambūni saṃgatāni dhanāni ca 46

46. apūrvāṇi upagacchanti tathā pūrvāṇi yānti
alam saṃsārasaridambūni saṅgatāni dhanāni ca

46. saṃsārasaridambūni saṅgatāni dhanāni ca tathā
apūrvāṇi upagacchanti pūrvāṇi alam yānti

46. Just as new waters arrive and old waters completely depart in the river of transmigration (saṃsāra), so too do accumulated riches come and go.

Words meanings summery:

• अपूर्वाणि (apūrvāṇi) - new, unprecedented, fresh

• उपगच्छन्ति (upagacchanti) - they approach, they come near, they attain

• तथा (tathā) - thus, so, similarly, in the same way

• पूर्वाणि (pūrvāṇi) - old, former, ancient

• यान्ति (yānti) - they go, they depart

• अलम् (alam) - completely, entirely (enough, sufficient, completely, certainly)

• संसारसरिदम्बूनि (saṁsārasaridambūni) - the waters of the river of transmigration

• सङ्गतानि (saṅgatāni) - accumulated, gathered, associated, met

• धनानि (dhanāni) - riches, wealth, possessions

• च (ca) - and, also

Words meanings and morphology

अपूर्वाणि (apūrvāṇi) - new, unprecedented, fresh

(adjective)

Nominative, neuter, plural of apūrva

apūrva - new, unprecedented, not existing before, wonderful

Compound of 'a' (negation) and 'pūrva' (former, before)

Compound type : nañ-tatpuruṣa (a+pūrva)

• a – not, un-
  indeclinable
  Negative prefix
• pūrva – before, former, prior, old, eastern
  adjective (masculine)

उपगच्छन्ति (upagacchanti) - they approach, they come near, they attain

(verb)

3rd person , plural, active, present (lat) of upagam

Prefix: upa

Root: gam (class 1)

तथा (tathā) - thus, so, similarly, in the same way

(indeclinable)

पूर्वाणि (pūrvāṇi) - old, former, ancient

(adjective)

Nominative, neuter, plural of pūrva

pūrva - before, former, prior, old, eastern

यान्ति (yānti) - they go, they depart

(verb)

3rd person , plural, active, present (lat) of yā

Root: yā (class 2)

अलम् (alam) - completely, entirely (enough, sufficient, completely, certainly)

(indeclinable)

संसारसरिदम्बूनि (saṁsārasaridambūni) - the waters of the river of transmigration

(noun)

Nominative, neuter, plural of saṃsārasaridambu

saṁsārasaridambu - waters of the river of transmigration (saṃsāra)

Compound type : ṣaṣṭhī-tatpuruṣa (saṃsāra+sarit+ambu)

• saṃsāra – transmigration, cycle of birth and death (saṃsāra), mundane existence
  noun (masculine)
  Prefix: sam
  Root: sṛ (class 1)
• sarit – river
  noun (feminine)
  Root: sṛ (class 1)
• ambu – water
  noun (neuter)

सङ्गतानि (saṅgatāni) - accumulated, gathered, associated, met

(adjective)

Nominative, neuter, plural of saṅgata

saṅgata - gathered, accumulated, met, united, connected

Past Passive Participle

From root gam with prefix sam

Prefix: sam

Root: gam (class 1)

धनानि (dhanāni) - riches, wealth, possessions

(noun)

Nominative, neuter, plural of dhana

dhana - wealth, riches, property, money

Root: dhā (class 3)

च (ca) - and, also

(indeclinable)