योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-53, verse-11

सबाह्याभ्यन्तरे शान्ते वासनाविषयभ्रमे ।
सर्वचिन्ताविहीनस्य प्रबुद्धस्यार्धरात्रतः ॥ ११ ॥

sabāhyābhyantare śānte vāsanāviṣayabhrame ,
sarvacintāvihīnasya prabuddhasyārdharātrataḥ 11

11. sabāhyābhyantare śānte vāsanāviṣayabhrame
sarvacintāvihīnasya prabuddhasya ardharātrataḥ

11. sabāhyābhyantare śānte vāsanāviṣayabhrame [sati],
ardharātrataḥ prabuddhasya sarvacintāvihīnasya [bhāvati].

11. When the delusion (bhrama) regarding mental impressions (vāsanā) and sense objects (viṣaya)—both external and internal—is completely calmed, then for one who is awakened as if from the profound stillness of midnight, all worries have ceased.

Words meanings summery:

• सबाह्याभ्यन्तरे (sabāhyābhyantare) - both external and internal (in that which is external and internal)

• शान्ते (śānte) - completely calmed (in the tranquil, in the peaceful)

• वासनाविषयभ्रमे (vāsanāviṣayabhrame) - in the delusion concerning mental impressions (vāsanā) and sense objects (viṣaya) (in the delusion regarding latent impressions and sense objects)

• सर्वचिन्ताविहीनस्य (sarvacintāvihīnasya) - of the one devoid of all worries/thoughts

• प्रबुद्धस्य (prabuddhasya) - of the awakened one, of the enlightened one

• अर्धरात्रतः (ardharātrataḥ) - as if from the profound stillness of midnight (implying a deep, complete awakening from a dark state) (from midnight, since midnight)

Words meanings and morphology

सबाह्याभ्यन्तरे (sabāhyābhyantare) - both external and internal (in that which is external and internal)

(adjective)

Locative, masculine, singular of sabāhyābhyantara

sabāhyābhyantara - external and internal

Dvanda compound or Bahuvrīhi compound with 'sa-' as prefix. Here, 'sa-' means 'together with' or simply indicates both. Lit. 'with external and internal'.

Compound type : bahuvrīhi (sa+bāhya+ābhyantara)

• sa – with, together with
  indeclinable
  Prefix indicating accompaniment or possession.
• bāhya – external, outer
  adjective (masculine)
• ābhyantara – internal, inner
  adjective (masculine)

Note: Qualifies `vāsanāviṣayabhrame`.

शान्ते (śānte) - completely calmed (in the tranquil, in the peaceful)

(adjective)

Locative, masculine, singular of śānta

śānta - tranquil, peaceful, calmed, quieted, ceased

Past Passive Participle

From root śam (to be calm) + kta (suffix for past passive participle)

Root: śam (class 4)

Note: Qualifies `vāsanāviṣayabhrame`.

वासनाविषयभ्रमे (vāsanāviṣayabhrame) - in the delusion concerning mental impressions (vāsanā) and sense objects (viṣaya) (in the delusion regarding latent impressions and sense objects)

(noun)

Locative, masculine, singular of vāsanāviṣayabhrama

vāsanāviṣayabhrama - delusion regarding latent impressions and sense objects

Tatpuruṣa compound: vāsanā (latent impressions) + viṣaya (sense objects) + bhrama (delusion).

Compound type : tatpuruṣa (vāsanā+viṣaya+bhrama)

• vāsanā – latent impression, desire, mental predisposition
  noun (feminine)
• viṣaya – object of sense, sphere of activity, subject matter
  noun (masculine)
• bhrama – delusion, error, confusion, wandering
  noun (masculine)
  Root: bhram (class 1)

Note: This is the condition being described.

सर्वचिन्ताविहीनस्य (sarvacintāvihīnasya) - of the one devoid of all worries/thoughts

(adjective)

Genitive, masculine, singular of sarvacintāvihīna

sarvacintāvihīna - devoid of all worries/thoughts

Bahuvrīhi compound: sarva (all) + cintā (worries) + vihīna (devoid of).

Compound type : bahuvrīhi (sarva+cintā+vihīna)

• sarva – all, every
  pronoun/adjective (masculine)
• cintā – thought, worry, anxiety, reflection
  noun (feminine)
  Root: cit (class 1)
• vihīna – devoid of, destitute of, free from
  adjective (masculine)
  Past Passive Participle
  From root hā (to abandon) with prefix vi-.
  Prefix: vi
  Root: hā (class 3)

Note: Qualifies 'prabuddhasya'.

प्रबुद्धस्य (prabuddhasya) - of the awakened one, of the enlightened one

(adjective)

Genitive, masculine, singular of prabuddha

prabuddha - awakened, enlightened, expanded, bloomed

Past Passive Participle

From root budh (to wake, know) with prefix pra-.

Prefix: pra

Root: budh (class 1)

Note: Refers to the person in the awakened state.

अर्धरात्रतः (ardharātrataḥ) - as if from the profound stillness of midnight (implying a deep, complete awakening from a dark state) (from midnight, since midnight)

(indeclinable)

Tatpuruṣa compound: ardha (half) + rātra (night). Suffix -tas for ablative sense 'from'.

Compound type : tatpuruṣa (ardha+rātra)

• ardha – half, middle
  adjective/noun (masculine)
• rātra – night
  noun (masculine)

Note: Adverbial ablative.