योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-52, verse-6

बुद्धवत्सुदृढं बद्धपद्मासन उदङ्मुखः ।
पार्ष्णिभ्यां वृषणौ धृत्वा चकार ब्राह्ममञ्जलिम् ॥ ६ ॥

buddhavatsudṛḍhaṃ baddhapadmāsana udaṅmukhaḥ ,
pārṣṇibhyāṃ vṛṣaṇau dhṛtvā cakāra brāhmamañjalim 6

6. buddhavat sudṛḍham baddhapadmāsanaḥ udaṅmukhaḥ
pārṣṇibhyām vṛṣaṇau dhṛtvā cakāra brāhmam añjalim

6. saḥ buddhavat sudṛḍham baddhapadmāsanaḥ udaṅmukhaḥ
pārṣṇibhyām vṛṣaṇau dhṛtvā brāhmam añjalim cakāra

6. Like Buddha, firmly seated in the lotus posture (padmāsana), facing north, he pressed his heels against his perineum and performed the divine gesture of folded hands (añjali).

Words meanings summery:

• बुद्धवत् (buddhavat) - like Buddha, in the manner of Buddha

• सुदृढम् (sudṛḍham) - very firmly, very strongly, securely

• बद्धपद्मासनः (baddhapadmāsanaḥ) - having assumed the lotus posture (padmāsana), firmly seated in padmāsana

• उदङ्मुखः (udaṅmukhaḥ) - facing north, north-faced

• पार्ष्णिभ्याम् (pārṣṇibhyām) - with his two heels

• वृषणौ (vṛṣaṇau) - his perineum (in a yogic context, referring to the region pressed by the heels) (his two testicles, genitals)

• धृत्वा (dhṛtvā) - having held, having grasped, having pressed

• चकार (cakāra) - he made, he did, he performed

• ब्राह्मम् (brāhmam) - divine, sacred, pertaining to Brahman

• अञ्जलिम् (añjalim) - a respectful gesture, folded hands, salutation

Words meanings and morphology

बुद्धवत् (buddhavat) - like Buddha, in the manner of Buddha

(indeclinable)

सुदृढम् (sudṛḍham) - very firmly, very strongly, securely

(adjective)

Accusative, neuter, singular of sudṛḍha

sudṛḍha - very firm, very strong, very solid, very steady

Compound type : karmadhāraya (su+dṛḍha)

• su – good, well, very, excellent
  indeclinable
• dṛḍha – firm, strong, solid, rigid
  adjective (masculine)
  Past Passive Participle
  Derived from the root dṛh (to be firm, to strengthen).
  Root: dṛh

Note: Used adverbially to modify 'baddhapadmāsanaḥ'.

बद्धपद्मासनः (baddhapadmāsanaḥ) - having assumed the lotus posture (padmāsana), firmly seated in padmāsana

(adjective)

Nominative, masculine, singular of baddhapadmāsana

baddhapadmāsana - one who has assumed or is bound in the lotus posture

Compound type : bahuvrīhi (baddha+padmāsana)

• baddha – bound, tied, fastened, assumed, formed
  adjective (masculine)
  Past Passive Participle
  Derived from the root bandh (to bind).
  Root: bandh
• padmāsana – lotus posture (a cross-legged yoga posture)
  noun (neuter)

Note: Agrees with the implicit subject 'he'.

उदङ्मुखः (udaṅmukhaḥ) - facing north, north-faced

(adjective)

Nominative, masculine, singular of udaṅmukha

udaṅmukha - facing north, having one's face turned to the north

Compound type : bahuvrīhi (udaṅc+mukha)

• udaṅc – north, northern
  adjective (masculine)
• mukha – face, mouth, front
  noun (neuter)

Note: Agrees with the implicit subject 'he'.

पार्ष्णिभ्याम् (pārṣṇibhyām) - with his two heels

(noun)

Instrumental, feminine, dual of pārṣṇi

pārṣṇi - heel

वृषणौ (vṛṣaṇau) - his perineum (in a yogic context, referring to the region pressed by the heels) (his two testicles, genitals)

(noun)

Accusative, masculine, dual of vṛṣaṇa

vṛṣaṇa - testicle, male genital organ

धृत्वा (dhṛtvā) - having held, having grasped, having pressed

(indeclinable participle)

चकार (cakāra) - he made, he did, he performed

(verb)

3rd person , singular, active, perfect (lit) of kṛ

Root: kṛ (class 8)

ब्राह्मम् (brāhmam) - divine, sacred, pertaining to Brahman

(adjective)

Accusative, masculine, singular of brāhma

brāhma - divine, holy, spiritual, relating to brahman, pertaining to Brahma or Brahmins

Note: Agrees with 'añjalim'.

अञ्जलिम् (añjalim) - a respectful gesture, folded hands, salutation

(noun)

Accusative, masculine, singular of añjali

añjali - the hollow of the hands, a gesture of reverence (folded hands)