योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-21, verse-5

भुजावष्टम्भविनमन्मेरुर्नारायणो यदा ।
मन्दरं प्रोद्दधाराद्रिं तदा नाकम्पत द्रुमः ॥ ५ ॥

bhujāvaṣṭambhavinamanmerurnārāyaṇo yadā ,
mandaraṃ proddadhārādriṃ tadā nākampata drumaḥ 5

5. bhujāvaṣṭambhavinamanmeruḥ nārāyaṇaḥ yadā mandaram
proddadhāra adrim tadā na akampata drumaḥ

5. yadā bhujāvaṣṭambhavinamanmeruḥ nārāyaṇaḥ mandaram
adrim proddadhāra tadā drumaḥ na akampata

5. When Nārāyaṇa, causing Mount Meru to bow down by the support of his arms, lifted Mount Mandara, even then the tree did not tremble.

Words meanings summery:

• भुजावष्टम्भविनमन्मेरुः (bhujāvaṣṭambhavinamanmeruḥ) - describing Nārāyaṇa as having Meru bowing due to the support of his arms (Mount Meru bowing down due to the support of arms)

• नारायणः (nārāyaṇaḥ) - Lord Viṣṇu in his Kūrma (tortoise) avatāra during the churning of the ocean (Nārāyaṇa (Viṣṇu))

• यदा (yadā) - when

• मन्दरम् (mandaram) - Mount Mandara, used as the churning rod during the Samudra manthan (Mandara (mountain))

• प्रोद्दधार (proddadhāra) - lifted, held up

• अद्रिम् (adrim) - refers to Mount Mandara, clarifying 'mandaram' (mountain)

• तदा (tadā) - then, at that time

• न (na) - not, no

• अकम्पत (akampata) - trembled, shook

• द्रुमः (drumaḥ) - tree

Words meanings and morphology

भुजावष्टम्भविनमन्मेरुः (bhujāvaṣṭambhavinamanmeruḥ) - describing Nārāyaṇa as having Meru bowing due to the support of his arms (Mount Meru bowing down due to the support of arms)

(adjective)

Nominative, masculine, singular of bhujāvaṣṭambhavinamanmeru

bhujāvaṣṭambhavinamanmeru - one by whom Mount Meru is caused to bend down due to the support of arms

Compound type : Bahuvrīhi (bhujā+avastambha+vinamat+meru)

• bhujā – arm, hand
  noun (feminine)
• avastambha – support, prop, hold
  noun (masculine)
  Derived from ava-√stambh
  Prefix: ava
  Root: stambh (class 5)
• vinamat – bending down, bowing, stooping
  participle
  Present Active Participle
  Derived from vi-√nam (1P)
  Prefix: vi
  Root: nam (class 1)
• meru – Mount Meru (mythical mountain)
  proper noun (masculine)

Note: Modifies Nārāyaṇaḥ.

नारायणः (nārāyaṇaḥ) - Lord Viṣṇu in his Kūrma (tortoise) avatāra during the churning of the ocean (Nārāyaṇa (Viṣṇu))

(proper noun)

Nominative, masculine, singular of nārāyaṇa

nārāyaṇa - Nārāyaṇa, Viṣṇu

यदा (yadā) - when

(indeclinable)

मन्दरम् (mandaram) - Mount Mandara, used as the churning rod during the Samudra manthan (Mandara (mountain))

(proper noun)

Accusative, masculine, singular of mandara

mandara - Mandara (a mythical mountain); a celestial tree; coral

प्रोद्दधार (proddadhāra) - lifted, held up

(verb)

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

Root verb (1st conjugation)

Prefixes: pra+ud

Root: dhṛ (class 1)

अद्रिम् (adrim) - refers to Mount Mandara, clarifying 'mandaram' (mountain)

(noun)

Accusative, masculine, singular of adri

adri - mountain, stone, cloud

तदा (tadā) - then, at that time

(indeclinable)

न (na) - not, no

(indeclinable)

अकम्पत (akampata) - trembled, shook

(verb)

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

Root verb (1st conjugation, Atmanepada)

Root: kamp (class 1)

द्रुमः (drumaḥ) - tree

(noun)

Nominative, masculine, singular of druma

druma - tree, wood