महाभारतः mahābhārataḥ - book-12, chapter-87, verse-4

षड्विधं दुर्गमास्थाय पुराण्यथ निवेशयेत् ।
सर्वसंपत्प्रधानं यद्बाहुल्यं वापि संभवेत् ॥४॥

4. ṣaḍvidhaṁ durgamāsthāya purāṇyatha niveśayet ,
sarvasaṁpatpradhānaṁ yadbāhulyaṁ vāpi saṁbhavet.

4. ṣaṭvidham durgam āsthāya purāṇi atha niveśayet
sarvasampatpradhānam yat bāhulyam vā api sambhavet

4. atha ṣaḍvidham durgam āsthāya purāṇi niveśayet
yat sarvasampatpradhānam vā api bāhulyam sambhavet

4. Then, having established a fort of six types, one should found cities which are preeminent in all resources, or where abundance may also be present.

Words meanings summery:

• षट्विधम् (ṣaṭvidham) - sixfold, of six kinds

• दुर्गम् (durgam) - fort, stronghold

• आस्थाय (āsthāya) - having taken recourse to, having established

• पुराणि (purāṇi) - cities, towns

• अथ (atha) - then, thereupon

• निवेशयेत् (niveśayet) - one should establish, settle

• सर्वसम्पत्प्रधानम् (sarvasampatpradhānam) - preeminent in all resources/wealth

• यत् (yat) - which, that (relative pronoun)

• बाहुल्यम् (bāhulyam) - abundance, multitude

• वा (vā) - or

• अपि (api) - also, even

• सम्भवेत् (sambhavet) - may be possible, may occur

Words meanings and morphology

षट्विधम् (ṣaṭvidham) - sixfold, of six kinds

(adjective)

Accusative, neuter, singular of ṣaḍvidha

ṣaḍvidha - of six kinds, sixfold

Compound type : dvigu (ṣaṭ+vidha)

• ṣaṭ – six
  numeral
• vidha – kind, sort
  noun (masculine)

Note: Agrees with durgam.

दुर्गम् (durgam) - fort, stronghold

(noun)

Accusative, neuter, singular of durga

durga - fortress, difficult access, stronghold

आस्थाय (āsthāya) - having taken recourse to, having established

(indeclinable)

absolutive (gerund)

absolutive from root sthā with prefix ā

Prefix: ā

Root: sthā (class 1)

पुराणि (purāṇi) - cities, towns

(noun)

Accusative, neuter, plural of pura

pura - city, fortress, town

अथ (atha) - then, thereupon

(indeclinable)

निवेशयेत् (niveśayet) - one should establish, settle

(verb)

3rd person , singular, active, optative (liṅ) of ni-viś

optative, 3rd person singular, active voice (causative stem)

Optative mood, causative stem of ni-viś

Prefix: ni

Root: viś (class 6)

सर्वसम्पत्प्रधानम् (sarvasampatpradhānam) - preeminent in all resources/wealth

(adjective)

Accusative, neuter, singular of sarvasampatpradhāna

sarvasampatpradhāna - having all resources as primary, preeminent in all wealth

Compound type : bahuvrīhi (sarva+sampad+pradhāna)

• sarva – all, every
  pronoun (neuter)
• sampad – wealth, prosperity, resources
  noun (feminine)
• pradhāna – chief, principal, preeminent
  adjective (neuter)

Note: Refers to 'pura' (implied singular referring to the type of city) or the location.

यत् (yat) - which, that (relative pronoun)

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that

Note: Refers to the location or characteristics of the city/fort.

बाहुल्यम् (bāhulyam) - abundance, multitude

(noun)

Nominative, neuter, singular of bāhulya

bāhulya - abundance, plenty, multitude

derived from bahula (abundant) with suffix -ya

वा (vā) - or

(indeclinable)

अपि (api) - also, even

(indeclinable)

सम्भवेत् (sambhavet) - may be possible, may occur

(verb)

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

optative, 3rd person singular, active voice

Optative mood, 3rd person singular, active voice of sam-bhū

Prefix: sam

Root: bhū (class 1)