वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-55, verse-58

अथ वा स्वयमप्येष मोक्षं प्राप्स्यति पार्थिवः ।
गृहीतो ऽयं यदि भवेत्त्रिदशैः सासुरोरगैः ॥५८॥

58. atha vā svayamapyeṣa mokṣaṃ prāpsyati pārthivaḥ ,
gṛhīto'yaṃ yadi bhavettridaśaiḥ sāsuroragaiḥ.

58. atha vā svayam api eṣaḥ mokṣam prāpsyati pārthivaḥ
gṛhītaḥ ayam yadi bhavet tridaśaiḥ sāsuroragaiḥ

58. atha vā eṣaḥ pārthivaḥ svayam api yadi tridaśaiḥ
sāsuroragaiḥ ayam gṛhītaḥ bhavet mokṣam prāpsyati

58. Or else, even if this king were seized by the gods, asuras, and nāgas, he himself would attain final liberation (mokṣa).

Words meanings summery:

• अथ (atha) - or else (now, then, or else, therefore)

• वा (vā) - or (or, either)

• स्वयम् (svayam) - himself (oneself, by oneself)

• अपि (api) - even (also, even, too)

• एषः (eṣaḥ) - this one (this (masculine))

• मोक्षम् (mokṣam) - liberation (mokṣa) (liberation, release (mokṣa))

• प्राप्स्यति (prāpsyati) - will attain (will obtain, will attain)

• पार्थिवः (pārthivaḥ) - the king (Sugrīva) (king, earthly ruler)

• गृहीतः (gṛhītaḥ) - seized (seized, captured)

• अयम् (ayam) - this one (this (masculine))

• यदि (yadi) - if

• भवेत् (bhavet) - were (may be, should be, would be)

• त्रिदशैः (tridaśaiḥ) - by the gods

• सासुरोरगैः (sāsuroragaiḥ) - by the combined force of asuras and nāgas (accompanying the gods) (by those with asuras and nāgas)

Words meanings and morphology

अथ (atha) - or else (now, then, or else, therefore)

(indeclinable)

वा (vā) - or (or, either)

(indeclinable)

स्वयम् (svayam) - himself (oneself, by oneself)

(indeclinable)

अपि (api) - even (also, even, too)

(indeclinable)

एषः (eṣaḥ) - this one (this (masculine))

(pronoun)

Nominative, masculine, singular of etad

etad - this

Note: Refers to the king, pārthivaḥ

मोक्षम् (mokṣam) - liberation (mokṣa) (liberation, release (mokṣa))

(noun)

Accusative, masculine, singular of mokṣa

mokṣa - liberation, release, emancipation, salvation

from root muc (to free)

Root: muc (class 6)

प्राप्स्यति (prāpsyati) - will attain (will obtain, will attain)

(verb)

3rd person , singular, active, future (lṛṭ) of prāp

Future tense, 3rd person singular

from root āp (to obtain) with prefix pra

Prefix: pra

Root: āp (class 5)

पार्थिवः (pārthivaḥ) - the king (Sugrīva) (king, earthly ruler)

(noun)

Nominative, masculine, singular of pārthiva

pārthiva - king, earthly ruler, prince

from pṛthivī (earth)

Note: Refers to Sugrīva

गृहीतः (gṛhītaḥ) - seized (seized, captured)

(adjective)

Nominative, masculine, singular of gṛhīta

gṛhīta - seized, caught, taken, held

Past Passive Participle

from root grah (to seize) with kta suffix

Root: grah (class 9)

अयम् (ayam) - this one (this (masculine))

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one

Note: Refers to the king, pārthivaḥ

यदि (yadi) - if

(indeclinable)

भवेत् (bhavet) - were (may be, should be, would be)

(verb)

3rd person , singular, active, optative (vidhi liṅ) of bhū

Optative mood, 3rd person singular

from root bhū (to be)

Root: bhū (class 1)

त्रिदशैः (tridaśaiḥ) - by the gods

(noun)

Instrumental, masculine, plural of tridaśa

tridaśa - god (literally 'having three ages')

सासुरोरगैः (sāsuroragaiḥ) - by the combined force of asuras and nāgas (accompanying the gods) (by those with asuras and nāgas)

(adjective)

Instrumental, masculine, plural of sāsuroraga

sāsuroraga - accompanied by asuras and nāgas

bahuvrīhi compound with prefix 'sa' (with)

Compound type : bahuvrīhi (sa+asura+uraga)

• sa – with, accompanied by
  indeclinable
  prefix indicating 'with'
• asura – demon, titan
  noun (masculine)
• uraga – serpent, nāga
  noun (masculine)
  from uras (breast) + ga (going)
  Root: gam (class 1)

Note: Qualifies tridaśaiḥ