योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-90, verse-17

विदाऽविदनुसंधानाज्जडेन तदनाश्रयात् ।
जडाशयेषूल्लसितं जलेनावर्तवर्तिना ॥ १७ ॥

vidā'vidanusaṃdhānājjaḍena tadanāśrayāt ,
jaḍāśayeṣūllasitaṃ jalenāvartavartinā 17

17. vidā avidanusandhānāt jaḍena tat anāśrayāt
jaḍāśayeṣu ullasitam jalena āvartavartinā

17. vidā avidanusandhānāt jaḍena tat anāśrayāt
jaḍāśayeṣu āvartavartinā jalena ullasitam

17. Through knowledge (vidyā), and from the connection with the ignorant (avid), and by the inert person due to his non-reliance on that (knowledge), (the truth) manifested within inert minds, like water caught in a whirlpool.

Words meanings summery:

• विदा (vidā) - by knowledge, by true understanding (vidyā)

• अविदनुसन्धानात् (avidanusandhānāt) - Refers to the consequence or source stemming from an inquiry related to ignorance or unknowing state. (from the investigation of the ignorant, from the connection with non-knowledge (ignorance))

• जडेन (jaḍena) - Refers to an ignorant or spiritually undeveloped individual. (by the inert, by the dull, by the foolish (person))

• तत् (tat) - Refers to `vidā` (knowledge) mentioned earlier. (that, it)

• अनाश्रयात् (anāśrayāt) - From the lack of reliance or support for true knowledge. (from not taking refuge, from not relying, from lack of support)

• जडाशयेषु (jaḍāśayeṣu) - In the minds of ignorant or undeveloped individuals. (in inert receptacles, in dull minds, in inanimate supports)

• उल्लसितम् (ullasitam) - The ultimate truth or reality shone forth. (manifested, shone forth, became active, delighted)

• जलेन (jalena) - Used in an analogy. (by water, with water)

• आवर्तवर्तिना (āvartavartinā) - Qualifies water (`jalena`) in the analogy. (by that which stays/moves in a whirlpool, by the swirling (water))

Words meanings and morphology

विदा (vidā) - by knowledge, by true understanding (vidyā)

(noun)

Instrumental, feminine, singular of vid

vid - knowledge, wisdom, true understanding, sacred knowledge (vidyā)

Feminine noun from root `vid` (to know)

Root: vid (class 2)

Note: Indicates a cause or means.

अविदनुसन्धानात् (avidanusandhānāt) - Refers to the consequence or source stemming from an inquiry related to ignorance or unknowing state. (from the investigation of the ignorant, from the connection with non-knowledge (ignorance))

(noun)

Ablative, neuter, singular of avidanusandhāna

avidanusandhāna - investigation of the ignorant/unknowing, connection with non-knowledge, inquiry into ignorance

Compound of `avid` (ignorant/non-knowing) and `anusandhāna` (investigation/connection).

Compound type : tatpuruṣa (avid+anusandhāna)

• avid – ignorant, unknowing, non-knowing
  adjective (masculine)
  Negative prefix `a-` + `vid` (knowing).
  Prefix: a
  Root: vid (class 2)
• anusandhāna – investigation, inquiry, search, connection, union, repeated meditation
  noun (neuter)
  action noun
  From root dhā (to place, hold) with prefixes anu- and sam-.
  Prefixes: anu+sam
  Root: dhā (class 3)

Note: Indicates a cause or origin.

जडेन (jaḍena) - Refers to an ignorant or spiritually undeveloped individual. (by the inert, by the dull, by the foolish (person))

(adjective)

Instrumental, masculine, singular of jaḍa

jaḍa - inert, dull, cold, foolish, stupid, inanimate

Note: Indicates a cause or agent.

तत् (tat) - Refers to `vidā` (knowledge) mentioned earlier. (that, it)

(pronoun)

Accusative, neuter, singular of tad

tad - that, it, he, she

Demonstrative pronoun.

Note: Object of implied "not relying upon". Forms a compound `tadanāśrayāt`.

अनाश्रयात् (anāśrayāt) - From the lack of reliance or support for true knowledge. (from not taking refuge, from not relying, from lack of support)

(noun)

Ablative, masculine, singular of anāśraya

anāśraya - not taking refuge, not relying, lack of support/refuge

Negative prefix `a-` + `āśraya` (refuge, reliance).

Compound type : nañ-tatpuruṣa (a+āśraya)

• a – not, non-, un-
  indeclinable
  Negative prefix.
• āśraya – refuge, support, reliance, shelter
  noun (masculine)
  From root śri (to lean on, resort to) with prefix ā-.
  Prefix: ā
  Root: śri (class 1)

Note: Indicates a cause or origin.

जडाशयेषु (jaḍāśayeṣu) - In the minds of ignorant or undeveloped individuals. (in inert receptacles, in dull minds, in inanimate supports)

(noun)

Locative, masculine, plural of jaḍāśaya

jaḍāśaya - inert receptacle, dull mind, inanimate support

Compound of `jaḍa` (inert) and `āśaya` (receptacle/mind).

Compound type : karmadhāraya or tatpuruṣa (jaḍa+āśaya)

• jaḍa – inert, dull, foolish, inanimate
  adjective (masculine)
• āśaya – receptacle, container, reservoir, mind, intention, resting place
  noun (masculine)
  From root śi (to lie) with prefix ā-.
  Prefix: ā
  Root: śī (class 2)

Note: Indicates the location where manifestation occurs.

उल्लसितम् (ullasitam) - The ultimate truth or reality shone forth. (manifested, shone forth, became active, delighted)

(adjective)

Nominative, neuter, singular of ullasita

ullasita - manifested, shone forth, bloomed, become active, delighted

Past Passive Participle

From root las (to shine, play) with prefix ud-.

Prefix: ud

Root: las (class 1)

Note: Functions as a finite verb in impersonal passive construction.

जलेन (jalena) - Used in an analogy. (by water, with water)

(noun)

Instrumental, neuter, singular of jala

jala - water

Note: Indicates the means in the analogy.

आवर्तवर्तिना (āvartavartinā) - Qualifies water (`jalena`) in the analogy. (by that which stays/moves in a whirlpool, by the swirling (water))

(adjective)

Instrumental, neuter, singular of āvartavartin

āvartavartin - staying/moving in a whirlpool, swirling

agent noun from root vṛt with prefixes ā- and ava-

Compound of `āvarta` (whirlpool) and `vartin` (staying, moving).

Compound type : upapada-tatpuruṣa (āvarta+vartin)

• āvarta – whirlpool, eddy, turning, revolution
  noun (masculine)
  From root vṛt (to turn) with prefix ā-.
  Prefix: ā
  Root: vṛt (class 1)
• vartin – being, staying, existing, moving, revolving
  adjective (masculine)
  agent noun
  From root vṛt (to be, exist, turn) + suffix -in.
  Root: vṛt (class 1)

Note: Qualifies `jalena`.