योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-61, verse-18

शुद्धं सकृत्प्रभातान्तर्दृश्यमध्यमनामयम् ।
उदयास्तमयोन्मुक्तं ब्रह्म तिष्ठत्यनिष्ठितम् ॥ १८ ॥

śuddhaṃ sakṛtprabhātāntardṛśyamadhyamanāmayam ,
udayāstamayonmuktaṃ brahma tiṣṭhatyaniṣṭhitam 18

18. śuddham sakṛt-prabhāta-antar-dṛśya-madhyam-anāmayam
udaya-astamaya-unmuktam brahma tiṣṭhati aniṣṭhitam

18. brahma śuddham sakṛt-prabhāta-antar-dṛśya-madhyam-anāmayam
udaya-astamaya-unmuktam aniṣṭhitam tiṣṭhati

18. Pure, with its innermost perceptible essence (dṛśya-madhya) eternally manifest and free from affliction, liberated from all origination and dissolution, Brahman (brahman) abides unbound and unsupported.

Words meanings summery:

• शुद्धम् (śuddham) - pure (pure, clean, undefiled, immaculate)

• सकृत्-प्रभात-अन्तर्-दृश्य-मध्यम्-अनामयम् (sakṛt-prabhāta-antar-dṛśya-madhyam-anāmayam) - with its innermost perceptible essence (dṛśya-madhya) eternally manifest and free from affliction (whose inner visible core is eternally manifest and free from affliction)

• उदय-अस्तमय-उन्मुक्तम् (udaya-astamaya-unmuktam) - liberated from all origination and dissolution (free from rising and setting, liberated from origination and dissolution)

• ब्रह्म (brahma) - Brahman (brahman) (Brahman, the absolute reality)

• तिष्ठति (tiṣṭhati) - abides (stands, remains, abides, exists)

• अनिष्ठितम् (aniṣṭhitam) - unbound and unsupported (unestablished, unsupported, boundless, without end)

Words meanings and morphology

शुद्धम् (śuddham) - pure (pure, clean, undefiled, immaculate)

(adjective)

Nominative, neuter, singular of śuddha

śuddha - pure, clean, undefiled

Past Passive Participle

From root 'śudh' (to purify).

Root: śudh (class 4)

Note: Modifies 'brahma'.

सकृत्-प्रभात-अन्तर्-दृश्य-मध्यम्-अनामयम् (sakṛt-prabhāta-antar-dṛśya-madhyam-anāmayam) - with its innermost perceptible essence (dṛśya-madhya) eternally manifest and free from affliction (whose inner visible core is eternally manifest and free from affliction)

(adjective)

Nominative, neuter, singular of sakṛt-prabhāta-antar-dṛśya-madhya-anāmaya

sakṛt-prabhāta-antar-dṛśya-madhya-anāmaya - whose inner visible core is eternally manifest and free from affliction

Long compound adjective modifying Brahman.

Compound type : bahuvrihi (sakṛt+prabhāta+antar+dṛśya+madhya+anāmaya)

• sakṛt – once, always, eternally
  indeclinable
• prabhāta – dawned, manifested, shining
  adjective (neuter)
  Past Passive Participle
  From root 'bhā' (to shine) with prefix 'pra'.
  Prefix: pra
  Root: bhā (class 2)
• antar – inner, within
  indeclinable
• dṛśya – visible, perceptible, object of sight
  noun (neuter)
  Gerundive
  From root 'dṛś' (to see).
  Root: dṛś (class 1)
• madhya – middle, center, essential part
  noun (neuter)
• anāmaya – free from disease, healthy, undefiled
  adjective (neuter)
  Negative compound (a-nāmaya).
  Prefix: a

Note: Modifies 'brahma'.

उदय-अस्तमय-उन्मुक्तम् (udaya-astamaya-unmuktam) - liberated from all origination and dissolution (free from rising and setting, liberated from origination and dissolution)

(adjective)

Nominative, neuter, singular of udaya-astamaya-unmukta

udaya-astamaya-unmukta - free from rising and setting

Compound adjective modifying Brahman.

Compound type : bahuvrihi (udaya+astamaya+unmukta)

• udaya – rising, appearance, origination
  noun (masculine)
  From root 'i' (to go) with prefix 'ud'.
  Prefix: ud
  Root: i (class 2)
• astamaya – setting, disappearance, dissolution
  noun (masculine)
  From root 'i' (to go) with prefix 'asta'.
  Prefix: asta
  Root: i (class 2)
• unmukta – liberated, released, free from
  adjective (neuter)
  Past Passive Participle
  From root 'muc' (to release) with prefix 'ud'.
  Prefix: ud
  Root: muc (class 6)

Note: Modifies 'brahma'.

ब्रह्म (brahma) - Brahman (brahman) (Brahman, the absolute reality)

(noun)

Nominative, neuter, singular of brahman

brahman - Brahman, the absolute reality, the ultimate principle

Note: Subject of the sentence.

तिष्ठति (tiṣṭhati) - abides (stands, remains, abides, exists)

(verb)

3rd person , singular, active, present (laṭ) of sthā

Root: sthā (class 1)

अनिष्ठितम् (aniṣṭhitam) - unbound and unsupported (unestablished, unsupported, boundless, without end)

(adjective)

Nominative, neuter, singular of aniṣṭhita

aniṣṭhita - unestablished, unsupported, without end, boundless

Past Passive Participle (negative)

From 'a' (negation) + 'niṣṭhita' (established, ended).

Compound type : bahuvrihi (a+niṣṭhita)

• a – not, non
  indeclinable
  Negative prefix.
• niṣṭhita – established, fixed, ended, completed
  adjective (neuter)
  Past Passive Participle
  From root 'sthā' (to stand) with prefix 'ni'.
  Prefix: ni
  Root: sthā (class 1)

Note: Modifies 'brahma'.