योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-10, verse-13

सुमेरुकर्णिकात्तस्य दिग्दलाद्धृदयाम्बुजात् ।
तारकाकेसरवतः परमेष्ठी व्यजायत ॥ १३ ॥

sumerukarṇikāttasya digdalāddhṛdayāmbujāt ,
tārakākesaravataḥ parameṣṭhī vyajāyata 13

13. sumerukarṇikāt tasya digdalāt hṛdayāmbujāt
tārakākesaravataḥ parameṣṭhī vyajayata

13. parameṣṭhī tasya sumerukarṇikāt digdalāt
hṛdayāmbujāt tārakākesaravataḥ vyajayata

13. From the heart-lotus of that (supreme being/creation), which had Mount Meru as its pericarp, the directions as its petals, and stars as its filaments, Parameṣṭhī (Brahmā) was born.

Words meanings summery:

• सुमेरुकर्णिकात् (sumerukarṇikāt) - from the pericarp, which is Mount Meru, referring to the central part of the cosmic lotus (from the pericarp of Mount Meru)

• तस्य (tasya) - of that (cosmic lotus or Supreme Being) (of that, his, its)

• दिग्दलात् (digdalāt) - from the petals, which are the directions, referring to the outer parts of the cosmic lotus (from the petals of the directions)

• हृदयाम्बुजात् (hṛdayāmbujāt) - from the lotus identified as the heart, symbolizing the vital center (from the heart-lotus)

• तारकाकेसरवतः (tārakākesaravataḥ) - from the lotus whose filaments are stars (from that which has star-like filaments)

• परमेष्ठी (parameṣṭhī) - Brahmā, the creator deity (Brahmā, the highest one, the supreme one established)

• व्यजयत (vyajayata) - Brahmā was born (was born, originated)

Words meanings and morphology

सुमेरुकर्णिकात् (sumerukarṇikāt) - from the pericarp, which is Mount Meru, referring to the central part of the cosmic lotus (from the pericarp of Mount Meru)

(noun)

Ablative, feminine, singular of sumerukarṇikā

sumerukarṇikā - pericarp of Mount Meru, the central part of a lotus likened to Mount Meru

Compound type : tatpuruṣa (sumeru+karṇikā)

• sumeru – Mount Meru (mythical golden mountain, center of the universe)
  proper noun (masculine)
• karṇikā – pericarp (of a lotus), small ear, ear-ornament
  noun (feminine)

तस्य (tasya) - of that (cosmic lotus or Supreme Being) (of that, his, its)

(pronoun)

Genitive, masculine, singular of tad

tad - that, it, he, she

Note: Refers to the cosmic lotus or the source from which it sprang.

दिग्दलात् (digdalāt) - from the petals, which are the directions, referring to the outer parts of the cosmic lotus (from the petals of the directions)

(noun)

Ablative, neuter, singular of digdala

digdala - direction-petal, petal of the directions

Compound type : tatpuruṣa (diś+dala)

• diś – direction, quarter of the sky
  noun (feminine)
• dala – petal, leaf, part, fragment
  noun (neuter)

हृदयाम्बुजात् (hṛdayāmbujāt) - from the lotus identified as the heart, symbolizing the vital center (from the heart-lotus)

(noun)

Ablative, neuter, singular of hṛdayāmbuja

hṛdayāmbuja - heart-lotus

Compound type : karmadhāraya (hṛdaya+ambuja)

• hṛdaya – heart, mind, core
  noun (neuter)
• ambuja – lotus (born in water)
  noun (neuter)
  `amba` (water) + `ja` (born from)
  Root: jan (class 4)

तारकाकेसरवतः (tārakākesaravataḥ) - from the lotus whose filaments are stars (from that which has star-like filaments)

(adjective)

Ablative, masculine, singular of tārakākesaravat

tārakākesaravat - possessing star-like filaments

derived with `mat/vat` suffix meaning 'possessing'

Compound type : bahuvrīhi (tārakā+kesara)

• tārakā – star, pupil of the eye
  noun (feminine)
• kesara – filament, stamen (of a flower), mane (of a lion)
  noun (neuter)

Note: Adjectival form (`-vat`) agrees with the implied 'lotus' or 'that'.

परमेष्ठी (parameṣṭhī) - Brahmā, the creator deity (Brahmā, the highest one, the supreme one established)

(proper noun)

Nominative, masculine, singular of parameṣṭhin

parameṣṭhin - the supreme one established, Brahmā, a class of deities

`parama` (supreme) + `sthā` (to stand/abide) with `in` suffix

Compound type : tatpuruṣa (parama+sthā)

• parama – supreme, highest, best
  adjective (masculine/feminine/neuter)
• sthā – to stand, to be, to abide
  root
  Verbal root, nominalized here with suffix `in`.
  Root: sthā (class 1)

व्यजयत (vyajayata) - Brahmā was born (was born, originated)

(verb)

3rd person , singular, middle, past imperfect (laṅ) of jan

imperfect, middle voice, 3rd person singular

`vi` (forth) + `jan` (to be born) -> `vyajayata`. Imperfect (laṅ), 3rd sing, middle.

Prefix: vi

Root: jan (class 4)