महाभारतः mahābhārataḥ - book-3, chapter-80, verse-61

तत्रोष्य रजनीः पञ्च षष्ठकालक्षमी नरः ।
न दुर्गतिमवाप्नोति सिद्धिं प्राप्नोति चोत्तमाम् ॥६१॥

61. tatroṣya rajanīḥ pañca ṣaṣṭhakālakṣamī naraḥ ,
na durgatimavāpnoti siddhiṁ prāpnoti cottamām.

61. tatra uṣya rajanīḥ pañca ṣaṣṭhakālakṣamī naraḥ
na durgatim avāpnoti siddhim prāpnoti ca uttamām

61. A person who stays there for five nights, subsisting on food only at the sixth meal (ṣaṣṭhakālakṣamī), does not experience a bad fate but instead achieves supreme accomplishment (siddhi).

Words meanings summery:

• तत्र (tatra) - there, in that place

• उष्य (uṣya) - having stayed, having dwelled

• रजनीः (rajanīḥ) - nights

• पञ्च (pañca) - five

• षष्ठकालक्षमी (ṣaṣṭhakālakṣamī) - referring to a practitioner observing a specific fasting vow where one eats only at the sixth meal time (after three days) (one who endures (eating at) the sixth time (i.e., fasting for a day and a half, or eating only once every six meal times))

• नरः (naraḥ) - man, person

• न (na) - not, no

• दुर्गतिम् (durgatim) - misfortune, bad state, distress

• अवाप्नोति (avāpnoti) - attains, obtains, reaches

• सिद्धिम् (siddhim) - supreme accomplishment (siddhi) (accomplishment, perfection, success, psychic power (siddhi))

• प्राप्नोति (prāpnoti) - attains, obtains, reaches

• च (ca) - and, also

• उत्तमाम् (uttamām) - supreme, modifying 'siddhim' (excellent, supreme, best)

Words meanings and morphology

तत्र (tatra) - there, in that place

(indeclinable)

उष्य (uṣya) - having stayed, having dwelled

(indeclinable)

absolutive (gerund)

Derived from the root vas (to dwell) with suffix -ya after losing 'va' in the root for the absolutive form.

Root: vas (class 1)

Note: Absolutive (gerund) form.

रजनीः (rajanīḥ) - nights

(noun)

Accusative, feminine, plural of rajanī

rajanī - night, darkness

पञ्च (pañca) - five

(numeral)

Note: Indeclinable numeral in this form.

षष्ठकालक्षमी (ṣaṣṭhakālakṣamī) - referring to a practitioner observing a specific fasting vow where one eats only at the sixth meal time (after three days) (one who endures (eating at) the sixth time (i.e., fasting for a day and a half, or eating only once every six meal times))

(noun)

Nominative, masculine, singular of ṣaṣṭhakālakṣamin

ṣaṣṭhakālakṣamin - one who endures the sixth meal, one who fasts by eating only at the sixth meal time

Compound type : tatpuruṣa (ṣaṣṭha+kāla+kṣamin)

• ṣaṣṭha – sixth
  numeral/adjective (masculine)
• kāla – time, season, proper time
  noun (masculine)
• kṣamin – enduring, patient, forgiving
  adjective (masculine)
  Derived from the root kṣam (to endure, to be patient).
  Root: kṣam (class 1)

नरः (naraḥ) - man, person

(noun)

Nominative, masculine, singular of nara

nara - man, human being, person

न (na) - not, no

(indeclinable)

दुर्गतिम् (durgatim) - misfortune, bad state, distress

(noun)

Accusative, feminine, singular of durgati

durgati - misfortune, bad state, distress, evil condition

Compound type : tatpuruṣa (dur+gati)

• dur – bad, difficult, ill
  prefix
• gati – going, motion, course, state, condition, destiny
  noun (feminine)
  From root gam (to go).
  Root: gam (class 1)

अवाप्नोति (avāpnoti) - attains, obtains, reaches

(verb)

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

Prefixes: ava+ā

Root: āp (class 5)

सिद्धिम् (siddhim) - supreme accomplishment (siddhi) (accomplishment, perfection, success, psychic power (siddhi))

(noun)

Accusative, feminine, singular of siddhi

siddhi - accomplishment, perfection, success, attainment, supernatural power, final liberation

प्राप्नोति (prāpnoti) - attains, obtains, reaches

(verb)

3rd person , singular, active, present (lat) of prāp

Prefix: pra

Root: āp (class 5)

च (ca) - and, also

(indeclinable)

उत्तमाम् (uttamām) - supreme, modifying 'siddhim' (excellent, supreme, best)

(adjective)

Accusative, feminine, singular of uttama

uttama - highest, best, excellent, supreme, chief

Note: Modifies 'siddhim'.