योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-24, verse-21

नासाद्यते ह्यनभ्यस्ता कांक्षतापि शठात्मना ।
पुत्र शालिरिवाव्युप्ता तस्मादेनां समाहर ॥ २१ ॥

nāsādyate hyanabhyastā kāṃkṣatāpi śaṭhātmanā ,
putra śālirivāvyuptā tasmādenāṃ samāhara 21

21. na asādyate hi anabhyastā kāṅkṣatā api śaṭhātmanā
putra śāliḥ iva avyuptā tasmāt enām samāhara

21. putra anabhyastā hi kāṅkṣatā śaṭhātmanā api na
asādyate avyuptā śāliḥ iva tasmāt enām samāhara

21. O son, if unpracticed, this [method] is indeed not attained even by a deceitful soul (śaṭhātman) who desires it, just like unplanted rice (śāli). Therefore, strive to acquire this.

Words meanings summery:

• न (na) - not, no

• असाद्यते (asādyate) - is not attained, is not approached

• हि (hi) - indeed, surely, for

• अनभ्यस्ता (anabhyastā) - if unpracticed (referring to the method) (unpracticed, not studied)

• काङ्क्षता (kāṅkṣatā) - by one desiring, by one wishing for

• अपि (api) - even, also, too

• शठात्मना (śaṭhātmanā) - by a deceitful soul (śaṭhātman) (by a deceitful soul, by a cunning person)

• पुत्र (putra) - O son

• शालिः (śāliḥ) - rice (śāli) (rice, paddy)

• इव (iva) - like, as, as if

• अव्युप्ता (avyuptā) - unplanted, unsown

• तस्मात् (tasmāt) - therefore, from that, hence

• एनाम् (enām) - this (method) (this (feminine, accusative singular))

• समाहर (samāhara) - acquire, diligently apply/practice (gather, collect, acquire, apply)

Words meanings and morphology

न (na) - not, no

(indeclinable)

असाद्यते (asādyate) - is not attained, is not approached

(verb)

3rd person , singular, passive, present (lat) of sad

Present Passive

Root sad (class 1) with ā prefix, passive voice, present tense. The root is often used with prefixes.

Prefix: ā

Root: sad (class 1)

हि (hi) - indeed, surely, for

(indeclinable)

अनभ्यस्ता (anabhyastā) - if unpracticed (referring to the method) (unpracticed, not studied)

(adjective)

Nominative, feminine, singular of anabhyasta

anabhyasta - unpracticed, not studied, not familiar

Past Passive Participle

Nañ-tatpuruṣa compound of an (not) and abhyasta (practiced). Root as (to throw, to be) with abhi prefix, kta suffix.

Compound type : nañ-tatpuruṣa (an+abhyasta)

• an – not, non-, un-
  indeclinable
• abhyasta – practiced, studied, accustomed
  adjective (masculine)
  Past Passive Participle
  Root as (to throw, to be) with abhi prefix, kta suffix.
  Prefix: abhi
  Root: as (class 4)

काङ्क्षता (kāṅkṣatā) - by one desiring, by one wishing for

(noun)

Instrumental, masculine, singular of kāṅkṣat

kāṅkṣat - desiring, wishing, longing

Present Active Participle

Root kāṅkṣ (to desire, long for) + śatṛ suffix.

Root: kāṅkṣ (class 1)

अपि (api) - even, also, too

(indeclinable)

शठात्मना (śaṭhātmanā) - by a deceitful soul (śaṭhātman) (by a deceitful soul, by a cunning person)

(noun)

Instrumental, masculine, singular of śaṭhātman

śaṭhātman - deceitful soul, cunning person

Compound type : karma-dhāraya (śaṭha+ātman)

• śaṭha – deceitful, cunning, wicked, malicious
  adjective (masculine)
• ātman – self, soul, spirit, essential nature
  noun (masculine)

पुत्र (putra) - O son

(noun)

Vocative, masculine, singular of putra

putra - son, child

शालिः (śāliḥ) - rice (śāli) (rice, paddy)

(noun)

Nominative, masculine, singular of śāli

śāli - rice (especially unhusked, paddy)

इव (iva) - like, as, as if

(indeclinable)

अव्युप्ता (avyuptā) - unplanted, unsown

(adjective)

Nominative, feminine, singular of avyupta

avyupta - unplanted, unsown, uncultivated

Past Passive Participle

Nañ-tatpuruṣa compound of a (not) and vyupta (planted). Root vap (to sow, plant) with vi prefix, kta suffix.

Compound type : nañ-tatpuruṣa (a+vyupta)

• a – not, non-, un-
  indeclinable
• vyupta – planted, sown, scattered
  adjective (masculine)
  Past Passive Participle
  Root vap (to sow, plant) with vi prefix, kta suffix.
  Prefix: vi
  Root: vap (class 1)

तस्मात् (tasmāt) - therefore, from that, hence

(indeclinable)

Note: Used adverbially as 'therefore'.

एनाम् (enām) - this (method) (this (feminine, accusative singular))

(pronoun)

Accusative, feminine, singular of idam

idam - this, this one

समाहर (samāhara) - acquire, diligently apply/practice (gather, collect, acquire, apply)

(verb)

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

Imperative Active

Root hṛ (class 1) with sam-ā prefixes, imperative mood, 2nd person singular.

Prefixes: sam+ā

Root: hṛ (class 1)