महाभारतः mahābhārataḥ - book-15, chapter-45, verse-27

जलमग्निस्तथा वायुरथ वापि विकर्शनम् ।
तापसानां प्रशस्यन्ते गच्छ संजय माचिरम् ॥२७॥

27. jalamagnistathā vāyuratha vāpi vikarśanam ,
tāpasānāṁ praśasyante gaccha saṁjaya māciram.

27. jalam agniḥ tathā vāyuḥ atha vā api vikarṣaṇam
tāpasānām praśasyante gaccha saṃjaya mā ciram

27. jalam agniḥ tathā vāyuḥ atha vā api vikarṣaṇam
tāpasānām praśasyante saṃjaya gaccha mā ciram

27. Water, fire, wind, or even physical emaciation, are considered commendable practices for ascetics. Go, Sanjaya, do not delay.

Words meanings summery:

• जलम् (jalam) - water

• अग्निः (agniḥ) - fire

• तथा (tathā) - thus, so, also, and

• वायुः (vāyuḥ) - wind, air, god of wind

• अथ (atha) - then, now, or

• वा (vā) - or, either

• अपि (api) - even, also, too

• विकर्षणम् (vikarṣaṇam) - emaciation, wasting away (of the body)

• तापसानाम् (tāpasānām) - of ascetics, of those practicing austerity

• प्रशस्यन्ते (praśasyante) - are praised, are commended, are celebrated

• गच्छ (gaccha) - go!

• संजय (saṁjaya) - O Sanjaya

• मा (mā) - do not (prohibitive)

• चिरम् (ciram) - for long, for a long time

Words meanings and morphology

जलम् (jalam) - water

(noun)

Nominative, neuter, singular of jala

jala - water

अग्निः (agniḥ) - fire

(noun)

Nominative, masculine, singular of agni

agni - fire, god of fire, sacred fire

तथा (tathā) - thus, so, also, and

(indeclinable)

वायुः (vāyuḥ) - wind, air, god of wind

(noun)

Nominative, masculine, singular of vāyu

vāyu - wind, air, god of wind

अथ (atha) - then, now, or

(indeclinable)

वा (vā) - or, either

(indeclinable)

अपि (api) - even, also, too

(indeclinable)

विकर्षणम् (vikarṣaṇam) - emaciation, wasting away (of the body)

(noun)

Nominative, neuter, singular of vikarṣaṇa

vikarṣaṇa - drawing away, dragging, emaciation, wasting

From √kṛṣ (to draw, pull) with vi

Prefix: vi

Root: kṛṣ (class 1)

तापसानाम् (tāpasānām) - of ascetics, of those practicing austerity

(noun)

Genitive, masculine, plural of tāpasa

tāpasa - an ascetic, hermit, one who performs tapas (austerity)

Derived from tapas (austerity)

प्रशस्यन्ते (praśasyante) - are praised, are commended, are celebrated

(verb)

3rd person , plural, passive, present (lat) of praśas

Prefix: pra

Root: śaṃs (class 1)

गच्छ (gaccha) - go!

(verb)

2nd person , singular, active, imperative (loṭ) of gam

Root: gam (class 1)

संजय (saṁjaya) - O Sanjaya

(proper noun)

Vocative, masculine, singular of saṃjaya

saṁjaya - Sanjaya (name of Dhritarashtra's charioteer)

Prefix: sam

Root: ji (class 1)

मा (mā) - do not (prohibitive)

(indeclinable)

चिरम् (ciram) - for long, for a long time

(indeclinable)

Used as an adverb here