योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-11, verse-18

ब्रह्म कालत्रयं तच्च ब्रह्मण्येव व्यवस्थितम् ।
तरङ्गमालयाम्भोधिर्यथात्मनि विवर्धते ॥ १८ ॥

brahma kālatrayaṃ tacca brahmaṇyeva vyavasthitam ,
taraṅgamālayāmbhodhiryathātmani vivardhate 18

18. brahma kālatrayaṃ tat ca brahmaṇi eva vyavasthitam
taraṅgamālayā ambhodhiḥ yathā ātmani vivardhate

18. brahma kālatrayaṃ ca tat brahmaṇi eva vyavasthitam.
yathā ambhodhiḥ taraṅgamālayā ātmani vivardhate.

18. The ultimate reality (brahman) encompasses all three divisions of time, and that very reality (brahman) is firmly established within the ultimate reality (brahman) itself. This is just as the ocean expands with its series of waves within its own self (ātman).

Words meanings summery:

• ब्रह्म (brahma) - the ultimate reality, the absolute

• कालत्रयं (kālatrayaṁ) - the three times (past, present, future)

• तत् (tat) - that, that reality

• च (ca) - and, also

• ब्रह्मणि (brahmaṇi) - in the ultimate reality (brahman)

• एव (eva) - indeed, only, just

• व्यवस्थितम् (vyavasthitam) - established, fixed, arranged

• तरङ्गमालया (taraṅgamālayā) - by a series of waves, with a garland of waves

• अम्भोधिः (ambhodhiḥ) - the ocean, sea

• यथा (yathā) - just as, as, like

• आत्मनि (ātmani) - in the self (ātman), within oneself

• विवर्धते (vivardhate) - expands, grows, increases

Words meanings and morphology

ब्रह्म (brahma) - the ultimate reality, the absolute

(noun)

Nominative, neuter, singular of brahman

brahman - the Absolute, the ultimate reality, the Supreme Spirit

कालत्रयं (kālatrayaṁ) - the three times (past, present, future)

(noun)

Nominative, neuter, singular of kālatraya

kālatraya - the three periods of time (past, present, future), a triad of times

Compound type : tatpuruṣa (kāla+traya)

• kāla – time, period, season
  noun (masculine)
• traya – triad, group of three, set of three
  noun (neuter)

तत् (tat) - that, that reality

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it (demonstrative pronoun)

च (ca) - and, also

(indeclinable)

ब्रह्मणि (brahmaṇi) - in the ultimate reality (brahman)

(noun)

Locative, neuter, singular of brahman

brahman - the Absolute, the ultimate reality, the Supreme Spirit

एव (eva) - indeed, only, just

(indeclinable)

व्यवस्थितम् (vyavasthitam) - established, fixed, arranged

(adjective)

Nominative, neuter, singular of vyavasthita

vyavasthita - established, fixed, settled, arranged, determined

Past Passive Participle

Derived from the verb root 'sthā' (to stand) with prefixes 'vi' and 'ava'.

Prefixes: vi+ava

Root: sthā (class 1)

तरङ्गमालया (taraṅgamālayā) - by a series of waves, with a garland of waves

(noun)

Instrumental, feminine, singular of taraṅgamālā

taraṅgamālā - series of waves, garland of waves

Compound type : ṣaṣṭhī tatpuruṣa (taraṅga+mālā)

• taraṅga – wave, billow, ripple
  noun (masculine)
• mālā – garland, series, row, line
  noun (feminine)

अम्भोधिः (ambhodhiḥ) - the ocean, sea

(noun)

Nominative, masculine, singular of ambhodhi

ambhodhi - ocean, sea (literally 'water holder')

Compound type : upapada tatpuruṣa (ambhas+dhi)

• ambhas – water
  noun (neuter)
• dhi – receptacle, container, holder (from root 'dhā')
  noun (masculine)
  From root 'dhā' (to hold, place)
  Root: dhā (class 3)

यथा (yathā) - just as, as, like

(indeclinable)

आत्मनि (ātmani) - in the self (ātman), within oneself

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, spirit, ultimate individual essence, vital breath

विवर्धते (vivardhate) - expands, grows, increases

(verb)

3rd person , singular, middle, present (laṭ) of vivṛdh

Root 'vṛdh' (to grow) with prefix 'vi'.

Prefix: vi

Root: vṛdh (class 1)