महाभारतः mahābhārataḥ - book-13, chapter-26, verse-30

कौशिकीद्वारमासाद्य वायुभक्षस्त्वलोलुपः ।
एकविंशतिरात्रेण स्वर्गमारोहते नरः ॥३०॥

30. kauśikīdvāramāsādya vāyubhakṣastvalolupaḥ ,
ekaviṁśatirātreṇa svargamārohate naraḥ.

30. kauśikīdvāram āsādya vāyubhakṣaḥ tu alolupaḥ
ekaviṃśatirātreṇa svargam ārohate naraḥ

30. naraḥ kauśikīdvāram āsādya vāyubhakṣaḥ tu
alolupaḥ ekaviṃśatirātreṇa svargam ārohate

30. A man who, having reached the gate of Kauśikī, subsists on air and is free from craving, ascends to heaven in twenty-one nights.

Words meanings summery:

• कौशिकीद्वारम् (kauśikīdvāram) - the gate of Kauśikī

• आसाद्य (āsādya) - having reached, having approached

• वायुभक्षः (vāyubhakṣaḥ) - subsisting on air

• तु (tu) - but, indeed, yet

• अलोलुपः (alolupaḥ) - non-greedy, free from craving

• एकविंशतिरात्रेण (ekaviṁśatirātreṇa) - in twenty-one nights, by means of twenty-one nights

• स्वर्गम् (svargam) - to heaven

• आरोहते (ārohate) - ascends, climbs

• नरः (naraḥ) - a man, a person

Words meanings and morphology

कौशिकीद्वारम् (kauśikīdvāram) - the gate of Kauśikī

(noun)

Accusative, neuter, singular of kauśikīdvāra

kauśikīdvāra - the gate (dvāra) of Kauśikī (name of a river or a city)

Compound type : tatpurusha (kauśikī+dvāra)

• kauśikī – Kauśikī (name of a river, or another goddess/person)
  proper noun (feminine)
• dvāra – door, gate, entrance
  noun (neuter)

आसाद्य (āsādya) - having reached, having approached

(indeclinable)

Absolutive (Gerund)

Formed from verb root sad with prefix ā and suffix ya.

Prefix: ā

Root: sad (class 1)

वायुभक्षः (vāyubhakṣaḥ) - subsisting on air

(adjective)

Nominative, masculine, singular of vāyubhakṣa

vāyubhakṣa - feeding on air, subsisting on air (vāyu: air, bhakṣa: food, feeder)

Compound type : bahuvrihi (vāyu+bhakṣa)

• vāyu – wind, air, Vāyu (god of wind)
  noun (masculine)
• bhakṣa – food, eating, one who eats
  noun (masculine)
  From root bhakṣ (to eat)
  Root: bhakṣ (class 1)

तु (tu) - but, indeed, yet

(indeclinable)

अलोलुपः (alolupaḥ) - non-greedy, free from craving

(adjective)

Nominative, masculine, singular of alolupa

alolupa - not covetous, not greedy, free from craving (a: not, lolupa: greedy)

Compound type : nañ-tatpurusha (a+lolupa)

• a – not, non-, un-
  indeclinable
• lolupa – greedy, covetous, desirous
  adjective
  Intensive/Frequentative of lup
  Root: lup (class 6)

एकविंशतिरात्रेण (ekaviṁśatirātreṇa) - in twenty-one nights, by means of twenty-one nights

(noun)

Instrumental, neuter, singular of ekaviṃśatirātra

ekaviṁśatirātra - a period of twenty-one nights (ekaviṃśati: twenty-one, rātra: night)

Compound type : dvigu (ekaviṃśati+rātra)

• ekaviṃśati – twenty-one
  numeral (feminine)
• rātra – night, period of night
  noun (masculine)

स्वर्गम् (svargam) - to heaven

(noun)

Accusative, masculine, singular of svarga

svarga - heaven, celestial world

आरोहते (ārohate) - ascends, climbs

(verb)

3rd person , singular, middle, present indicative (laṭ) of āruh

Prefix: ā

Root: ruh (class 1)

नरः (naraḥ) - a man, a person

(noun)

Nominative, masculine, singular of nara

nara - man, human being, person