योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-115, verse-6

अस्याः संसारमायाया नद्यास्त्रिभुवनाङ्गणे ।
रूपं मदवबोधार्थं कथयानुग्रहात्पुनः ॥ ६ ॥

asyāḥ saṃsāramāyāyā nadyāstribhuvanāṅgaṇe ,
rūpaṃ madavabodhārthaṃ kathayānugrahātpunaḥ 6

6. asyāḥ saṃsāramāyāyāḥ nadyāḥ tribhuvanāṅgaṇe
rūpam mat avabodārtham kathaya anugrahāt punar

6. anugrahāt punar mat avabodārtham asyāḥ
saṃsāramāyāyāḥ nadyāḥ tribhuvanāṅgaṇe rūpam kathaya

6. O great soul! Please describe again, out of your grace, for my understanding, the form of this river, the illusion (māyā) of transmigration (saṃsāra), which is (or exists) in the courtyard of the three worlds.

Words meanings summery:

• अस्याः (asyāḥ) - of this, her

• संसारमायायाः (saṁsāramāyāyāḥ) - of the illusion (māyā) of transmigration (saṃsāra)

• नद्याः (nadyāḥ) - of the river

• त्रिभुवनाङ्गणे (tribhuvanāṅgaṇe) - in the courtyard of the three worlds

• रूपम् (rūpam) - form, nature, appearance

• मत् (mat) - my, for me

• अवबोदार्थम् (avabodārtham) - for the purpose of understanding, for comprehension

• कथय (kathaya) - please describe, narrate

• अनुग्रहात् (anugrahāt) - out of grace, by favor

• पुनर् (punar) - again, anew, moreover

Words meanings and morphology

अस्याः (asyāḥ) - of this, her

(pronoun)

Genitive, feminine, singular of idam

idam - this, this one

Feminine genitive/ablative singular of idam

संसारमायायाः (saṁsāramāyāyāḥ) - of the illusion (māyā) of transmigration (saṃsāra)

(noun)

Genitive, feminine, singular of saṃsāramāyā

saṁsāramāyā - the illusion of transmigration, the illusory nature of worldly existence

Compound of saṃsāra and māyā.

Compound type : Tatpurusha (saṃsāra+māyā)

• saṃsāra – transmigration, cycle of birth and death, worldly existence
  noun (masculine)
  Prefix: sam
  Root: sṛ (class 1)
• māyā – illusion, cosmic illusion, magic, deceptive power
  noun (feminine)

Note: Modifies nadyāḥ.

नद्याः (nadyāḥ) - of the river

(noun)

Genitive, feminine, singular of nadī

nadī - river

Note: The saṃsāramāyā is metaphorically described as a river.

त्रिभुवनाङ्गणे (tribhuvanāṅgaṇe) - in the courtyard of the three worlds

(noun)

Locative, neuter, singular of tribhuvanāṅgaṇa

tribhuvanāṅgaṇa - the courtyard of the three worlds

Compound of tribhuvana and aṅgaṇa.

Compound type : Tatpurusha (tribhuvana+aṅgaṇa)

• tribhuvana – the three worlds
  noun (neuter)
• aṅgaṇa – courtyard, open space
  noun (neuter)

रूपम् (rūpam) - form, nature, appearance

(noun)

Accusative, neuter, singular of rūpa

rūpa - form, appearance, nature, beauty

मत् (mat) - my, for me

(pronoun)

Genitive, singular of asmad

asmad - I, me, my

First person pronoun, stem form mat used in compounds.

Note: Stem form mat before a vowel.

अवबोदार्थम् (avabodārtham) - for the purpose of understanding, for comprehension

(noun)

Accusative, masculine, singular of avabodārtha

avabodārtha - purpose of understanding, for comprehension

Compound of avabodha and artha. Used adverbially with accusative ending.

Compound type : Tatpurusha (avabodha+artha)

• avabodha – understanding, comprehension, perception
  noun (masculine)
  From ava-budh (to awaken, perceive)
  Prefix: ava
  Root: budh (class 1)
• artha – purpose, meaning, wealth, object
  noun (masculine)

Note: Used adverbially.

कथय (kathaya) - please describe, narrate

(verb)

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

Denominative verb from kathā (story) or root kath of 10th class.

Root: kath (class 10)

अनुग्रहात् (anugrahāt) - out of grace, by favor

(noun)

Ablative, masculine, singular of anugraha

anugraha - grace, favor, kindness, compassion

From anu + grah (to seize, favor)

Prefix: anu

Root: grah (class 9)

Note: Expresses the cause or reason.

पुनर् (punar) - again, anew, moreover

(indeclinable)

Represents punaḥ before a vowel.