महाभारतः mahābhārataḥ - book-5, chapter-37, verse-7

यस्मिन्यथा वर्तते यो मनुष्यस्तस्मिंस्तथा वर्तितव्यं स धर्मः ।
मायाचारो मायया वर्तितव्यः साध्वाचारः साधुना प्रत्युदेयः ॥७॥

7. yasminyathā vartate yo manuṣya;stasmiṁstathā vartitavyaṁ sa dharmaḥ ,
māyācāro māyayā vartitavyaḥ; sādhvācāraḥ sādhunā pratyudeyaḥ.

7. yasmin yathā vartate yaḥ manuṣyaḥ
tasmin tathā vartitavyam sa
dharmaḥ māyācāraḥ māyayā vartitavyaḥ
sādhvācāraḥ sādhunā pratyudeyaḥ

7. As a person behaves towards someone, so should one behave towards that person; that is the natural law (dharma). One who acts deceitfully should be treated with deceit. One who acts righteously should be met with righteousness.

Words meanings summery:

• यस्मिन् (yasmin) - in whom, to whom

• यथा (yathā) - as, just as, according to

• वर्तते (vartate) - he behaves, he acts, he exists

• यः (yaḥ) - who, which

• मनुष्यः (manuṣyaḥ) - man, human being, person

• तस्मिन् (tasmin) - in him, to him, towards him

• तथा (tathā) - so, thus, in that manner

• वर्तितव्यम् (vartitavyam) - should be behaved, one should act

• स (sa) - he, that

• धर्मः (dharmaḥ) - natural law, appropriate conduct (natural law, constitution, duty, righteousness)

• मायाचारः (māyācāraḥ) - one whose conduct is deceitful, practicing deceit

• मायया (māyayā) - by deceit, by illusion

• वर्तितव्यः (vartitavyaḥ) - should be behaved with, should be treated

• साध्वाचारः (sādhvācāraḥ) - one whose conduct is righteous, practicing virtue

• साधुना (sādhunā) - by a good person, by righteousness, with virtue

• प्रत्युदेयः (pratyudeyaḥ) - should be met, should be returned, should be greeted

Words meanings and morphology

यस्मिन् (yasmin) - in whom, to whom

(pronoun)

Locative, masculine/neuter, singular of yad

yad - who, which, what

यथा (yathā) - as, just as, according to

(indeclinable)

वर्तते (vartate) - he behaves, he acts, he exists

(verb)

3rd person , singular, middle, present indicative (lat) of vṛt

Root: vṛt (class 1)

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

मनुष्यः (manuṣyaḥ) - man, human being, person

(noun)

Nominative, masculine, singular of manuṣya

manuṣya - man, human being, person

तस्मिन् (tasmin) - in him, to him, towards him

(pronoun)

Locative, masculine/neuter, singular of tad

tad - that, he, she, it

तथा (tathā) - so, thus, in that manner

(indeclinable)

वर्तितव्यम् (vartitavyam) - should be behaved, one should act

(participle)

Nominative, neuter, singular of vṛt

vṛt - to turn, exist, be, behave

Root: vṛt (class 1)

स (sa) - he, that

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

धर्मः (dharmaḥ) - natural law, appropriate conduct (natural law, constitution, duty, righteousness)

(noun)

Nominative, masculine, singular of dharma

dharma - duty, righteousness, law, natural law, constitution

मायाचारः (māyācāraḥ) - one whose conduct is deceitful, practicing deceit

(noun)

Nominative, masculine, singular of māyācāra

māyācāra - deceitful conduct, practicing deceit

Compound type : Tatpuruṣa (māyā+ācāra)

• māyā – illusion, deceit, trick, supernatural power
  noun (feminine)
• ācāra – conduct, custom, practice
  noun (masculine)

मायया (māyayā) - by deceit, by illusion

(noun)

Instrumental, feminine, singular of māyā

māyā - illusion, deceit, trick, supernatural power

वर्तितव्यः (vartitavyaḥ) - should be behaved with, should be treated

(participle)

Nominative, masculine, singular of vṛt

vṛt - to turn, exist, be, behave

Root: vṛt (class 1)

साध्वाचारः (sādhvācāraḥ) - one whose conduct is righteous, practicing virtue

(noun)

Nominative, masculine, singular of sādhvācāra

sādhvācāra - righteous conduct, practicing virtue

Compound type : Tatpuruṣa (sādhu+ācāra)

• sādhu – good, virtuous, righteous
  adjective
• ācāra – conduct, custom, practice
  noun (masculine)

साधुना (sādhunā) - by a good person, by righteousness, with virtue

(noun)

Instrumental, masculine, singular of sādhu

sādhu - good, virtuous, righteous person

प्रत्युदेयः (pratyudeyaḥ) - should be met, should be returned, should be greeted

(participle)

Nominative, masculine, singular of pratyudeya

pratyudeya - to be met, to be greeted

Gerundive (Future Passive Participle)

formed from root i (to go) with prefixes prati and ud

Prefixes: prati+ud

Root: i (class 2)