योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-42, verse-6

पितामहः स कस्मिंश्चित्कस्मिंश्चिदपि चेतरः ।
स च संकल्पपुरुषः संकल्पान्मूर्तिमास्थितः ॥ ६ ॥

pitāmahaḥ sa kasmiṃścitkasmiṃścidapi cetaraḥ ,
sa ca saṃkalpapuruṣaḥ saṃkalpānmūrtimāsthitaḥ 6

6. pitāmahaḥ saḥ kasmiṃścit kasmiṃścid api ca itaraḥ
saḥ ca saṅkalpapuruṣaḥ saṅkalpāt mūrtim āsthitaḥ

6. saḥ pitāmahaḥ kasmiṃścit kasmiṃścid api ca itaraḥ
saḥ ca saṅkalpapuruṣaḥ saṅkalpāt mūrtim āsthitaḥ

6. He, the grandfather (Brahmā), is present in some aspect and also in another. He is a cosmic person (puruṣa) whose essence is intention, and who has assumed a form directly from his resolve.

Words meanings summery:

• पितामहः (pitāmahaḥ) - the creator deity Brahmā (grandfather, creator, Brahmā)

• सः (saḥ) - referring to Brahmā (he, that)

• कस्मिंश्चित् (kasmiṁścit) - in some aspect or form (in some, in a certain)

• कस्मिंश्चिद् (kasmiṁścid) - in some other aspect or form (in some, in a certain)

• अपि (api) - also, even (also, even, too)

• च (ca) - and

• इतरः (itaraḥ) - another (aspect/form) (other, another)

• सः (saḥ) - referring to Brahmā (he, that)

• च (ca) - and, indeed (and)

• सङ्कल्पपुरुषः (saṅkalpapuruṣaḥ) - the cosmic person (puruṣa) whose essence is intention (a person of resolve, a being whose nature is intention)

• सङ्कल्पात् (saṅkalpāt) - directly from his (Brahmā's) intention (from resolve, from intention)

• मूर्तिम् (mūrtim) - a physical manifestation or embodiment (form, body, embodiment, idol)

• आस्थितः (āsthitaḥ) - assumed a form (assumed, took on, stood, abode)

Words meanings and morphology

पितामहः (pitāmahaḥ) - the creator deity Brahmā (grandfather, creator, Brahmā)

(noun)

Nominative, masculine, singular of pitāmaha

pitāmaha - grandfather, creator (Brahmā)

सः (saḥ) - referring to Brahmā (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

कस्मिंश्चित् (kasmiṁścit) - in some aspect or form (in some, in a certain)

(pronoun)

Locative, masculine, singular of kimcid

kimcid - some, a certain

कस्मिंश्चिद् (kasmiṁścid) - in some other aspect or form (in some, in a certain)

(pronoun)

Locative, masculine, singular of kimcid

kimcid - some, a certain

अपि (api) - also, even (also, even, too)

(indeclinable)

च (ca) - and

(indeclinable)

इतरः (itaraḥ) - another (aspect/form) (other, another)

(adjective)

Nominative, masculine, singular of itara

itara - other, another, different

सः (saḥ) - referring to Brahmā (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

च (ca) - and, indeed (and)

(indeclinable)

सङ्कल्पपुरुषः (saṅkalpapuruṣaḥ) - the cosmic person (puruṣa) whose essence is intention (a person of resolve, a being whose nature is intention)

(noun)

Nominative, masculine, singular of saṅkalpapuruṣa

saṅkalpapuruṣa - a person of resolve/intention

Compound type : tatpuruṣa (saṅkalpa+puruṣa)

• saṅkalpa – resolve, intention, will
  noun (masculine)
  Prefix: sam
  Root: kḷp (class 1)
• puruṣa – man, person, male, spirit, cosmic person
  noun (masculine)

सङ्कल्पात् (saṅkalpāt) - directly from his (Brahmā's) intention (from resolve, from intention)

(noun)

Ablative, masculine, singular of saṅkalpa

saṅkalpa - resolve, intention, will

Prefix: sam

Root: kḷp (class 1)

मूर्तिम् (mūrtim) - a physical manifestation or embodiment (form, body, embodiment, idol)

(noun)

Accusative, feminine, singular of mūrti

mūrti - form, body, embodiment, idol, image

Root: mūrch (class 1)

आस्थितः (āsthitaḥ) - assumed a form (assumed, took on, stood, abode)

(adjective)

Nominative, masculine, singular of āsthita

āsthita - assumed, taken, established, resorted to

Past Passive Participle

Derived from root 'sthā' with prefix 'ā', meaning 'to stand, to be, to assume'.

Prefix: ā

Root: sthā (class 1)

Note: Used verbally here, implying 'he assumed'.