महाभारतः mahābhārataḥ - book-7, chapter-161, verse-8

अस्मिंश्चेदागते काले श्रेयो न प्रतिपत्स्यसे ।
असंभावितरूपः सन्नानृशंस्यं करिष्यसि ॥८॥

8. asmiṁścedāgate kāle śreyo na pratipatsyase ,
asaṁbhāvitarūpaḥ sannānṛśaṁsyaṁ kariṣyasi.

8. asmin cet āgate kāle śreyaḥ na pratipatsyase
asaṃbhāvitarūpaḥ san ānṛśaṃsyam kariṣyasi

8. cet asmin āgate kāle śreyaḥ na pratipatsyase
asaṃbhāvitarūpaḥ san ānṛśaṃsyam kariṣyasi

8. If, when this crucial time has arrived, you do not strive for what is beneficial, then, behaving in an unworthy manner, you will practice non-cruelty (ānṛśaṃsya) instead of fulfilling your duty.

Words meanings summery:

• अस्मिन् (asmin) - in this

• चेत् (cet) - if

• आगते (āgate) - when this crucial time has arrived (in the arrived (time), when it has come)

• काले (kāle) - in this crucial time (in time, at the proper moment)

• श्रेयः (śreyaḥ) - welfare, good, prosperity, virtue, what is beneficial

• न (na) - not

• प्रतिपत्स्यसे (pratipatsyase) - you will obtain, you will achieve, you will undertake

• असंभावितरूपः (asaṁbhāvitarūpaḥ) - behaving in an unworthy manner (by not fighting) (of an unexpected form, appearing unworthy, behaving improperly)

• सन् (san) - being, existing

• आनृशंस्यम् (ānṛśaṁsyam) - non-cruelty, implying a failure to perform warrior duty (non-cruelty, humanity, kindness)

• करिष्यसि (kariṣyasi) - you will do, you will perform

Words meanings and morphology

अस्मिन् (asmin) - in this

(pronoun)

Locative, masculine, singular of idam

idam - this, this one

Note: Also applies to neuter singular.

चेत् (cet) - if

(indeclinable)

आगते (āgate) - when this crucial time has arrived (in the arrived (time), when it has come)

(adjective)

Locative, masculine, singular of āgata

āgata - arrived, come, approached (past passive participle)

Past Passive Participle

Derived from the root gam (to go) with upasarga ā- and suffix -ta.

Prefix: ā

Root: gam (class 1)

Note: Also applies to neuter singular.

काले (kāle) - in this crucial time (in time, at the proper moment)

(noun)

Locative, masculine, singular of kāla

kāla - time, period, season, proper time

श्रेयः (śreyaḥ) - welfare, good, prosperity, virtue, what is beneficial

(noun)

Accusative, neuter, singular of śreyas

śreyas - welfare, good, prosperity, virtue, best, most excellent

न (na) - not

(indeclinable)

प्रतिपत्स्यसे (pratipatsyase) - you will obtain, you will achieve, you will undertake

(verb)

2nd person , singular, middle, future (lṛṭ) of pratipad

Root: pad (class 4)

Note: With upasarga prati.

असंभावितरूपः (asaṁbhāvitarūpaḥ) - behaving in an unworthy manner (by not fighting) (of an unexpected form, appearing unworthy, behaving improperly)

(adjective)

Nominative, masculine, singular of asaṃbhāvitarūpa

asaṁbhāvitarūpa - having an unthought-of form, of unthought-of nature, appearing as improbable, unworthy

Compound type : bahuvrīhi (a+saṃbhāvita+rūpa)

• a – not, non-, un-
  indeclinable
• saṃbhāvita – expected, esteemed, probable, proper (past passive participle)
  adjective (masculine)
  Past Passive Participle
  Derived from root bhū (to be) with upasargas sam- and -ā, causative, and suffix -ta.
  Prefixes: sam+ā
  Root: bhū (class 1)
• rūpa – form, nature, appearance
  noun (neuter)

सन् (san) - being, existing

(adjective)

Nominative, masculine, singular of sat

sat - being, existing, good, real, true (present active participle)

Present Active Participle

Derived from the root as (to be) with the suffix -at.

Root: as (class 2)

आनृशंस्यम् (ānṛśaṁsyam) - non-cruelty, implying a failure to perform warrior duty (non-cruelty, humanity, kindness)

(noun)

Accusative, neuter, singular of ānṛśaṃsya

ānṛśaṁsya - non-cruelty, humanity, kindness, clemency

करिष्यसि (kariṣyasi) - you will do, you will perform

(verb)

2nd person , singular, active, future (lṛṭ) of kṛ

Root: kṛ (class 8)