महाभारतः mahābhārataḥ - book-3, chapter-81, verse-17

एकहंसे नरः स्नात्वा गोसहस्रफलं लभेत् ।
कृतशौचं समासाद्य तीर्थसेवी कुरूद्वह ।
पुण्डरीकमवाप्नोति कृतशौचो भवेन्नरः ॥१७॥

17. ekahaṁse naraḥ snātvā gosahasraphalaṁ labhet ,
kṛtaśaucaṁ samāsādya tīrthasevī kurūdvaha ,
puṇḍarīkamavāpnoti kṛtaśauco bhavennaraḥ.

17. ekahaṃse naraḥ snātvā gosahasraphalam
labhet | kṛtaśaucam samāsādya
tīrthasevī kurūdvaha | puṇḍarīkam
avāpnoti kṛtaśaucaḥ bhavet naraḥ

17. A person who bathes in Ekahaṃsa obtains the fruit of a thousand cows. O upholder of the Kurus, a pilgrim, having undergone purification, attains the merit of the Puṇḍarīka (sacrifice), and thus becomes thoroughly purified.

Words meanings summery:

• एकहंसे (ekahaṁse) - at the place named Ekahaṃsa (in Ekahaṃsa)

• नरः (naraḥ) - a person, anyone (a man, person)

• स्नात्वा (snātvā) - having taken a ritual bath (having bathed)

• गोसहस्रफलम् (gosahasraphalam) - the merit equivalent to donating a thousand cows (the fruit/reward of a thousand cows)

• लभेत् (labhet) - obtains (would obtain, might gain)

• कृतशौचम् (kṛtaśaucam) - ritual purity that has been achieved (performed purification, achieved purity)

• समासाद्य (samāsādya) - having accomplished or attained (having approached, having obtained, having accomplished)

• तीर्थसेवी (tīrthasevī) - a pilgrim (a pilgrim, one who visits holy places, one who practices virtuous actions)

• कुरूद्वह (kurūdvaha) - O best among the Kurus (vocative address to a king, likely Yudhiṣṭhira) (O upholder of the Kurus, O leader of the Kurus)

• पुण्डरीकम् (puṇḍarīkam) - the merit of the Puṇḍarīka sacrifice (a white lotus; the Puṇḍarīka sacrifice/merit)

• अवाप्नोति (avāpnoti) - obtains, gains (obtains, reaches, gains)

• कृतशौचः (kṛtaśaucaḥ) - one who has achieved ritual purity (having performed purification, purified)

• भवेत् (bhavet) - would become (would be, might be, should be, would become)

• नरः (naraḥ) - a person, anyone (a man, person)

Words meanings and morphology

एकहंसे (ekahaṁse) - at the place named Ekahaṃsa (in Ekahaṃsa)

(proper noun)

Locative, masculine, singular of ekahaṃsa

ekahaṁsa - Ekahaṃsa (name of a holy place or lake)

Compound type : bahuvrīhi (eka+haṃsa)

• eka – one, single, sole
  numeral (masculine)
• haṃsa – swan, goose, flamingo; soul (ātman)
  noun (masculine)

Note: Refers to a specific pilgrimage site.

नरः (naraḥ) - a person, anyone (a man, person)

(noun)

Nominative, masculine, singular of nara

nara - man, person, human being

Note: Subject of 'labhet' and 'bhavet'.

स्नात्वा (snātvā) - having taken a ritual bath (having bathed)

(indeclinable)

absolutive

formed from root 'snā' with suffix 'tvā'

Root: snā (class 2)

Note: Absolutive (gerund) indicating a preceding action.

गोसहस्रफलम् (gosahasraphalam) - the merit equivalent to donating a thousand cows (the fruit/reward of a thousand cows)

(noun)

Accusative, neuter, singular of gosahasraphala

gosahasraphala - the fruit or reward of a thousand cows

Compound type : tatpuruṣa (go+sahasra+phala)

• go – cow, ox, cattle; earth; ray of light
  noun (feminine)
• sahasra – thousand
  numeral (neuter)
• phala – fruit, result, consequence, reward
  noun (neuter)

Note: Object of 'labhet'.

लभेत् (labhet) - obtains (would obtain, might gain)

(verb)

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

Root: labh (class 1)

Note: From root 'labh'.

कृतशौचम् (kṛtaśaucam) - ritual purity that has been achieved (performed purification, achieved purity)

(adjective)

Accusative, neuter, singular of kṛtaśauca

kṛtaśauca - one who has performed purification; performed purity (noun)

Bahuvrīhi compound, meaning 'one by whom purity (śauca) has been done (kṛta)'. Can also be nominalized to mean 'performed purity'.

Compound type : karmadhāraya (kṛta+śauca)

• kṛta – done, made, performed
  adjective (neuter)
  Past Passive Participle
  from root 'kṛ'
  Root: kṛ (class 8)
• śauca – purity, cleanliness, ritual purity
  noun (neuter)

Note: Used nominally here as the object of 'samāsādya', meaning 'the accomplished purity'.

समासाद्य (samāsādya) - having accomplished or attained (having approached, having obtained, having accomplished)

(indeclinable)

absolutive

formed from root 'sad' with prefixes 'sam' and 'ā' and suffix 'ya'

Prefixes: sam+ā

Root: sad (class 1)

Note: Absolutive (gerund) indicating a preceding action.

तीर्थसेवी (tīrthasevī) - a pilgrim (a pilgrim, one who visits holy places, one who practices virtuous actions)

(noun)

Nominative, masculine, singular of tīrthasevin

tīrthasevin - one who visits sacred places, a pilgrim; one who adheres to sacred rites

agent noun from 'tīrtha' + 'sevin' (from root 'sev' 'to serve')

Compound type : tatpuruṣa (tīrtha+sevin)

• tīrtha – ford, bathing place, sacred place, pilgrimage site
  noun (neuter)
• sevin – serving, worshipping, visiting; one who serves/visits
  adjective (masculine)
  agent noun/adjective
  from root 'sev' (to serve) with suffix 'in'
  Root: sev (class 1)

Note: Subject of 'avāpnoti'.

कुरूद्वह (kurūdvaha) - O best among the Kurus (vocative address to a king, likely Yudhiṣṭhira) (O upholder of the Kurus, O leader of the Kurus)

(noun)

Vocative, masculine, singular of kurūdvaha

kurūdvaha - upholder of the Kurus, leader of the Kurus, best among the Kurus

Compound type : tatpuruṣa (kuru+udvaha)

• kuru – Kuru (name of an ancient king and his dynasty)
  proper noun (masculine)
• udvaha – bearer, upholder, leader; excellent
  adjective (masculine)
  agent noun
  from root 'vah' with prefix 'ud'
  Prefix: ud
  Root: vah (class 1)

Note: An address to the listener/reader.

पुण्डरीकम् (puṇḍarīkam) - the merit of the Puṇḍarīka sacrifice (a white lotus; the Puṇḍarīka sacrifice/merit)

(noun)

Accusative, neuter, singular of puṇḍarīka

puṇḍarīka - white lotus; a kind of sacrifice (Puṇḍarīka yajña); a mythical elephant

Note: Object of 'avāpnoti'.

अवाप्नोति (avāpnoti) - obtains, gains (obtains, reaches, gains)

(verb)

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

Prefix: ava

Root: āp (class 5)

Note: From root 'āp' with prefix 'ava'.

कृतशौचः (kṛtaśaucaḥ) - one who has achieved ritual purity (having performed purification, purified)

(adjective)

Nominative, masculine, singular of kṛtaśauca

kṛtaśauca - one who has performed purification; performed purity (noun)

Bahuvrīhi compound, meaning 'one by whom purity (śauca) has been done (kṛta)'.

Compound type : bahuvrīhi (kṛta+śauca)

• kṛta – done, made, performed
  adjective (neuter)
  Past Passive Participle
  from root 'kṛ'
  Root: kṛ (class 8)
• śauca – purity, cleanliness, ritual purity
  noun (neuter)

Note: Predicative adjective for 'naraḥ'.

भवेत् (bhavet) - would become (would be, might be, should be, would become)

(verb)

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

Root: bhū (class 1)

Note: From root 'bhū'.

नरः (naraḥ) - a person, anyone (a man, person)

(noun)

Nominative, masculine, singular of nara

nara - man, person, human being

Note: Subject of 'bhavet'.