महाभारतः mahābhārataḥ - book-7, chapter-172, verse-57

रुद्रमीशानमृषभं चेकितानमजं परम् ।
गच्छतस्तिष्ठतो वापि सर्वभूतहृदि स्थितम् ॥५७॥

57. rudramīśānamṛṣabhaṁ cekitānamajaṁ param ,
gacchatastiṣṭhato vāpi sarvabhūtahṛdi sthitam.

57. rudram īśānam ṛṣabham cekitānam ajam param
gacchataḥ tiṣṭhataḥ vā api sarvabhūtahṛdi sthitam

57. rudram īśānam ṛṣabham cekitānam ajam param
gacchataḥ tiṣṭhataḥ vā api sarvabhūtahṛdi sthitam

57. He is Rudra, the Lord, the chief, the conscious, the unborn, the Supreme, who resides in the hearts of all beings, whether they are moving or standing still.

Words meanings summery:

• रुद्रम् (rudram) - Lord Rudra (Śiva) (Rudra, the roaring one, the destroyer)

• ईशानम् (īśānam) - the supreme lord (the ruler, the lord, the master)

• ऋषभम् (ṛṣabham) - the foremost, the chief among beings (the best, the chief, a bull)

• चेकितानम् (cekitānam) - the fully conscious one (conscious, intelligent, wise)

• अजम् (ajam) - the one who is unborn (unborn, not born)

• परम् (param) - the supreme being (supreme, highest, ultimate)

• गच्छतः (gacchataḥ) - of a being that is moving (of one going, moving)

• तिष्ठतः (tiṣṭhataḥ) - of a being that is standing still (of one standing, staying)

• वा (vā) - or (or, either)

• अपि (api) - even (even, also, too)

• सर्वभूतहृदि (sarvabhūtahṛdi) - in the innermost being of all creatures (in the heart of all beings)

• स्थितम् (sthitam) - residing, dwelling (situated, abiding, present)

Words meanings and morphology

रुद्रम् (rudram) - Lord Rudra (Śiva) (Rudra, the roaring one, the destroyer)

(proper noun)

Accusative, masculine, singular of rudra

rudra - Rudra (a Vedic deity, later identified with Śiva); the roaring one; a destroyer

From root rud 'to roar, cry'

Root: rud (class 2)

ईशानम् (īśānam) - the supreme lord (the ruler, the lord, the master)

(participle)

Accusative, masculine, singular of īśāna

īśāna - ruling, master; a ruler, lord, master; a name of Śiva

Present Active Participle

Derived from root īś 'to rule, to be master of'

Root: īś (class 2)

Note: Functions as a noun here, referring to Śiva.

ऋषभम् (ṛṣabham) - the foremost, the chief among beings (the best, the chief, a bull)

(noun)

Accusative, masculine, singular of ṛṣabha

ṛṣabha - a bull; the best, chief, excellent; a leader

चेकितानम् (cekitānam) - the fully conscious one (conscious, intelligent, wise)

(participle)

Accusative, masculine, singular of cekitāna

cekitāna - conscious, intelligent, wise, watchful, knowing

Intensive Participle

Intensive reduplicated form of root kit 'to know, perceive'

Root: kit (class 10)

अजम् (ajam) - the one who is unborn (unborn, not born)

(adjective)

Accusative, masculine, singular of aja

aja - unborn, not born; (m.) a goat; Brahma, Viṣṇu, Śiva; Kāma

From 'a' (negation) + root jan 'to be born'

Compound type : nañ-tatpuruṣa (a+ja)

• a – not, un-, without
  indeclinable
  Negative prefix
• ja – born, produced from
  adjective (masculine)
  Suffix -ja
  Derived from root jan 'to be born'
  Root: jan (class 4)

परम् (param) - the supreme being (supreme, highest, ultimate)

(adjective)

Accusative, masculine, singular of para

para - other, another; subsequent, later; supreme, highest, ultimate; distant

Note: Functions as a noun here.

गच्छतः (gacchataḥ) - of a being that is moving (of one going, moving)

(participle)

Genitive, masculine, singular of gacchat

gacchat - going, moving

Present Active Participle

From root gam 'to go'

Root: gam (class 1)

Note: Refers to any being in a state of movement.

तिष्ठतः (tiṣṭhataḥ) - of a being that is standing still (of one standing, staying)

(participle)

Genitive, masculine, singular of tiṣṭhat

tiṣṭhat - standing, staying, abiding

Present Active Participle

From root sthā 'to stand'

Root: sthā (class 1)

Note: Refers to any being in a state of stillness.

वा (vā) - or (or, either)

(indeclinable)

Note: Conjunction.

अपि (api) - even (even, also, too)

(indeclinable)

Note: Emphatic particle.

सर्वभूतहृदि (sarvabhūtahṛdi) - in the innermost being of all creatures (in the heart of all beings)

(noun)

Locative, neuter, singular of sarvabhūtahṛd

sarvabhūtahṛd - heart of all beings

Compound type : ṣaṣṭhī-tatpuruṣa (sarvabhūta+hṛd)

• sarvabhūta – all beings, all creatures
  noun (neuter)
• hṛd – heart, mind, soul
  noun (neuter)

Note: 'hṛdi' is locative singular of 'hṛd'.

स्थितम् (sthitam) - residing, dwelling (situated, abiding, present)

(participle)

Accusative, masculine, singular of sthita

sthita - standing, staying, situated, existing, firm, established

Past Passive Participle

From root sthā 'to stand'

Root: sthā (class 1)

Note: Agrees with 'rudram' and the other accusative nouns.