योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-22, verse-15

सुरासुरशिरःसुप्तपादाम्भोरुहपांसुना ।
क्वचिद्भगवता तेन कपिलेन पवित्रितः ॥ १५ ॥

surāsuraśiraḥsuptapādāmbhoruhapāṃsunā ,
kvacidbhagavatā tena kapilena pavitritaḥ 15

15. surāsurasiraḥsuptapādāmboruḥapāṃsunā
kvacit bhagavatā tena kapilena pavitritaḥ

15. kvacit tena bhagavatā kapilena
surāsurasiraḥsuptapādāmboruḥapāṃsunā pavitritaḥ

15. Sometimes, it (referring to a previously mentioned entity or place) was sanctified by the revered Kapila, by the dust from his lotus feet, which rested upon the heads of gods and asuras.

Words meanings summery:

• सुरासुरसिरःसुप्तपादाम्बोरुःअपांसुना (surāsurasiraḥsuptapādāmboruḥapāṁsunā) - by the dust of the lotus feet that rested on the heads of gods and asuras

• क्वचित् (kvacit) - sometimes, somewhere

• भगवता (bhagavatā) - by the revered one, by the Lord

• तेन (tena) - by that

• कपिलेन (kapilena) - by Kapila

• पवित्रितः (pavitritaḥ) - purified, sanctified

Words meanings and morphology

सुरासुरसिरःसुप्तपादाम्बोरुःअपांसुना (surāsurasiraḥsuptapādāmboruḥapāṁsunā) - by the dust of the lotus feet that rested on the heads of gods and asuras

(noun)

Instrumental, masculine, singular of surāsurasiraḥsuptapādāmboruḥapāṃsu

surāsurasiraḥsuptapādāmboruḥapāṁsu - dust of the lotus feet that rested on the heads of gods and asuras

Compound type : tatpuruṣa (sura+asura+śiras+supta+pāda+amboruha+pāṃsu)

• sura – god, deity
  noun (masculine)
• asura – demon, evil spirit
  noun (masculine)
• śiras – head
  noun (neuter)
• supta – slept, rested, dormant
  adjective (masculine)
  Past Passive Participle
  From root svap (to sleep).
  Root: svap (class 2)
• pāda – foot, leg
  noun (masculine)
• amboruha – lotus (lit. growing in water)
  noun (neuter)
• pāṃsu – dust, sand
  noun (masculine)

क्वचित् (kvacit) - sometimes, somewhere

(indeclinable)

भगवता (bhagavatā) - by the revered one, by the Lord

(noun)

Instrumental, masculine, singular of bhagavat

bhagavat - revered, divine, glorious, possessing fortune

Derived from bhaga (fortune, glory) with the possessive suffix -vat.

तेन (tena) - by that

(pronoun)

Instrumental, masculine, singular of tad

tad - that, he, she, it

कपिलेन (kapilena) - by Kapila

(proper noun)

Instrumental, masculine, singular of kapila

kapila - Kapila (name of a sage, founder of Samkhya philosophy); reddish-brown

पवित्रितः (pavitritaḥ) - purified, sanctified

(adjective)

Nominative, masculine, singular of pavitrita

pavitrita - purified, sanctified

Past Passive Participle

Derived from the root pū (to purify) via its causative form pavitrayati.

Root: pū (class 1)