महाभारतः mahābhārataḥ - book-14, chapter-93, verse-69

स्वर्गद्वारं सुसूक्ष्मं हि नरैर्मोहान्न दृश्यते ।
स्वर्गार्गलं लोभबीजं रागगुप्तं दुरासदम् ॥६९॥

69. svargadvāraṁ susūkṣmaṁ hi narairmohānna dṛśyate ,
svargārgalaṁ lobhabījaṁ rāgaguptaṁ durāsadam.

69. svargadvāram susūkṣmam hi naraiḥ mohāt na dṛśyate
svarga-argalam lobha-bījam rāga-guptam durāsadam

69. Indeed, the gateway to heaven is very subtle and is not perceived by people due to delusion. The obstacle to heaven is the seed of avarice, concealed by attachment, and very difficult to overcome.

Words meanings summery:

• स्वर्गद्वारम् (svargadvāram) - gateway to heaven

• सुसूक्ष्मम् (susūkṣmam) - very subtle, extremely minute, very difficult to perceive

• हि (hi) - indeed, surely, because

• नरैः (naraiḥ) - by people, by men

• मोहात् (mohāt) - from delusion, due to ignorance/illusion

• न (na) - not

• दृश्यते (dṛśyate) - is seen, is perceived

• स्वर्ग-अर्गलम् (svarga-argalam) - bolt of heaven, obstacle to heaven

• लोभ-बीजम् (lobha-bījam) - seed of greed/avarice

• राग-गुप्तम् (rāga-guptam) - hidden by attachment/passion

• दुरासदम् (durāsadam) - difficult to approach, hard to overcome, inaccessible

Words meanings and morphology

स्वर्गद्वारम् (svargadvāram) - gateway to heaven

(noun)

Nominative, neuter, singular of svargadvāra

svargadvāra - gateway to heaven, path to paradise

Compound type : tatpurusha (svarga+dvāra)

• svarga – heaven, paradise
  noun (masculine)
• dvāra – door, gate, entrance
  noun (neuter)

सुसूक्ष्मम् (susūkṣmam) - very subtle, extremely minute, very difficult to perceive

(adjective)

Nominative, neuter, singular of susūkṣma

susūkṣma - very subtle, very fine, extremely minute, very difficult to perceive

Compound type : karmadhāraya (su+sūkṣma)

• su – good, well, excellent, very
  indeclinable
  Prefix: su
• sūkṣma – subtle, minute, fine, delicate, difficult to perceive
  adjective

हि (hi) - indeed, surely, because

(indeclinable)

नरैः (naraiḥ) - by people, by men

(noun)

Instrumental, masculine, plural of nara

nara - man, person, human being

मोहात् (mohāt) - from delusion, due to ignorance/illusion

(noun)

Ablative, masculine, singular of moha

moha - delusion, infatuation, ignorance, error, illusion

न (na) - not

(indeclinable)

दृश्यते (dṛśyate) - is seen, is perceived

(verb)

3rd person , singular, passive, present indicative (laṭ) of dṛś

present passive indicative

ātmanepada, 3rd person singular, present passive

Root: dṛś (class 1)

स्वर्ग-अर्गलम् (svarga-argalam) - bolt of heaven, obstacle to heaven

(noun)

Nominative, neuter, singular of svarga-argala

svarga-argala - bolt of heaven, obstacle to heaven

Compound type : tatpurusha (svarga+argala)

• svarga – heaven, paradise
  noun (masculine)
• argala – bolt, bar, impediment, obstruction
  noun (neuter)

लोभ-बीजम् (lobha-bījam) - seed of greed/avarice

(noun)

Nominative, neuter, singular of lobha-bīja

lobha-bīja - seed of greed, the cause of avarice

Compound type : tatpurusha (lobha+bīja)

• lobha – greed, avarice, covetousness
  noun (masculine)
• bīja – seed, origin, cause, germ
  noun (neuter)

राग-गुप्तम् (rāga-guptam) - hidden by attachment/passion

(adjective)

Nominative, neuter, singular of rāga-gupta

rāga-gupta - hidden by attachment, concealed by passion

Compound type : tatpurusha (rāga+gupta)

• rāga – color, passion, attachment, affection, desire
  noun (masculine)
• gupta – hidden, concealed, protected
  adjective
  Past Passive Participle
  Root: gup (class 1)

दुरासदम् (durāsadam) - difficult to approach, hard to overcome, inaccessible

(adjective)

Nominative, neuter, singular of durāsada

durāsada - difficult to approach, hard to overcome, inaccessible, formidable

Compound type : tatpurusha (dus+āsada)

• dus – bad, difficult, hard
  indeclinable
  Prefix: dus
• āsada – approach, obtainment
  noun
  derived from ā-sad (to approach)
  Prefix: ā
  Root: sad