योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-187, verse-43

अहंतोदेति तदनु सह वै कालसत्तया ।
भविष्यदभिधार्थे ते बीजं मुख्यं जगत्स्थितेः ॥ ४३ ॥

ahaṃtodeti tadanu saha vai kālasattayā ,
bhaviṣyadabhidhārthe te bījaṃ mukhyaṃ jagatsthiteḥ 43

43. ahaṃtā udeti tadanu saha vai kālasattayā
bhaviṣyadabhidhārthe te bījam mukhyam jagatsthiteḥ

43. tadanu ahaṃtā kālasattayā saha vai udeti
bhaviṣyadabhidhārthe te jagatsthiteḥ mukhyam bījam

43. Thereafter, the ego-sense (ahaṃtā) arises, along with the reality of time. Those two, future designation and meaning, are indeed the principal seed for the world's existence.

Words meanings summery:

• अहंता (ahaṁtā) - the ego-sense (ahaṃtā) (egoity, ego-sense, I-ness, individuality)

• उदेति (udeti) - arises (arises, rises, appears)

• तदनु (tadanu) - thereafter (thereafter, subsequently, after that)

• सह (saha) - along with (with, along with, together with)

• वै (vai) - indeed (indeed, surely, verily)

• कालसत्तया (kālasattayā) - along with the reality of time (by the existence of time, along with the reality of time)

• भविष्यदभिधार्थे (bhaviṣyadabhidhārthe) - those two, future designation and meaning (the two future designations and meanings)

• ते (te) - those two (referring to bhaviṣyadabhidhārthe) (those two (masculine/feminine/neuter dual nominative/accusative))

• बीजम् (bījam) - seed (seed, origin, germ)

• मुख्यम् (mukhyam) - principal (principal, chief, primary, important)

• जगत्स्थितेः (jagatsthiteḥ) - for the world's existence (of the world's existence, of the duration of the world)

Words meanings and morphology

अहंता (ahaṁtā) - the ego-sense (ahaṃtā) (egoity, ego-sense, I-ness, individuality)

(noun)

Nominative, feminine, singular of ahaṃtā

ahaṁtā - egoity, ego-sense, I-ness, individuality, self-consciousness

From aham (I) + tā (abstract suffix).

Note: Subject of udeti.

उदेति (udeti) - arises (arises, rises, appears)

(verb)

3rd person , singular, active, present (lat) of ude

Present Active Indicative

From root i (to go) with prefix ud (up, forth).

Prefix: ud

Root: i (class 2)

Note: ud + eti = udeti (sandhi).

तदनु (tadanu) - thereafter (thereafter, subsequently, after that)

(indeclinable)

tad (that) + anu (after, following).

सह (saha) - along with (with, along with, together with)

(indeclinable)

Preposition/adverb governing instrumental case.

Note: Takes instrumental case.

वै (vai) - indeed (indeed, surely, verily)

(indeclinable)

Emphatic or explanatory particle.

कालसत्तया (kālasattayā) - along with the reality of time (by the existence of time, along with the reality of time)

(noun)

Instrumental, feminine, singular of kālasattā

kālasattā - the existence of time, the reality of time

Compound of kāla (time) + sattā (existence).

Compound type : ṣaṣṭhī-tatpuruṣa (kāla+sattā)

• kāla – time
  noun (masculine)
• sattā – existence, being, reality
  noun (feminine)
  From sat (being) + tā (abstract suffix).
  Root: as (class 2)

भविष्यदभिधार्थे (bhaviṣyadabhidhārthe) - those two, future designation and meaning (the two future designations and meanings)

(noun)

Nominative, neuter, dual of bhaviṣyadabhidhārtha

bhaviṣyadabhidhārtha - future designation and meaning/purpose

Compound of bhaviṣyat (future) + abhidhā (designation) + artha (meaning).

Compound type : tatpuruṣa (bhaviṣyat+abhidhā+artha)

• bhaviṣyat – future, being about to be
  adjective (neuter)
  Future Active Participle
  From root bhū (to be) with śatṛ suffix.
  Root: bhū (class 1)
• abhidhā – designation, name, appellation
  noun (feminine)
  From dhā (to place) with abhi (towards).
  Prefix: abhi
  Root: dhā (class 3)
• artha – meaning, purpose, object, wealth
  noun (masculine)

Note: Predicative noun in dual.

ते (te) - those two (referring to bhaviṣyadabhidhārthe) (those two (masculine/feminine/neuter dual nominative/accusative))

(pronoun)

Nominative, neuter, dual of tad

tad - that, those

Demonstrative pronoun.

Note: Subject.

बीजम् (bījam) - seed (seed, origin, germ)

(noun)

Nominative, neuter, singular of bīja

bīja - seed, germ, origin, cause

Note: This is singular, while te is dual. This implies that the dual entities together form one singular bīja.

मुख्यम् (mukhyam) - principal (principal, chief, primary, important)

(adjective)

Nominative, neuter, singular of mukhya

mukhya - principal, chief, primary, foremost

From mukha (face, front).

जगत्स्थितेः (jagatsthiteḥ) - for the world's existence (of the world's existence, of the duration of the world)

(noun)

Genitive, feminine, singular of jagatsthiti

jagatsthiti - duration/existence of the world, maintaining the world

Compound of jagat (world) + sthiti (state, existence, duration).

Compound type : ṣaṣṭhī-tatpuruṣa (jagat+sthiti)

• jagat – world, moving, living beings
  noun (neuter)
  From root gam (to go) with śatṛ suffix, then reified as noun.
  Root: gam (class 1)
• sthiti – standing, existence, duration, stability
  noun (feminine)
  From root sthā (to stand).
  Root: sthā (class 1)

Note: Indicates relationship to bījam.