योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-91, verse-27

चित्तोपशान्तिफलदं परमं साम्यकारणम् ।
सुभगं संविदः स्वास्थ्यं प्राणसरोधनं विदुः ॥ २७ ॥

cittopaśāntiphaladaṃ paramaṃ sāmyakāraṇam ,
subhagaṃ saṃvidaḥ svāsthyaṃ prāṇasarodhanaṃ viduḥ 27

27. cittopaśāntiphaladam paramam sāmyakāraṇam | subhagam
saṃvidaḥ svāsthyam prāṇasarodhanam viduḥ ||

27. [te] prāṇasarodhanam cittopaśāntiphaladam,
paramam sāmyakāraṇam,
[ca] subhagam saṃvidaḥ svāsthyam viduḥ

27. They know the restraint of breath (prāṇasurodhana) to be that which grants the fruit of mental peace, the supreme cause of equanimity (sāmya), and the auspicious natural state of consciousness (saṃvit).

Words meanings summery:

• चित्तोपशान्तिफलदम् (cittopaśāntiphaladam) - bestowing the fruit of mental peace (cittopaśānti) (granting the fruit of mental peace)

• परमम् (paramam) - supreme (supreme, highest, ultimate)

• साम्यकारणम् (sāmyakāraṇam) - cause of equanimity (sāmya) (cause of equanimity, cause of equality)

• सुभगम् (subhagam) - auspicious (auspicious, fortunate, beautiful, lovely)

• संविदः (saṁvidaḥ) - of consciousness (saṃvit) (of consciousness, of knowledge)

• स्वास्थ्यम् (svāsthyam) - natural state, well-being (health, well-being, natural state, self-abidance)

• प्राणसरोधनम् (prāṇasarodhanam) - restraint of breath (prāṇa) (restraint of breath/life-force)

• विदुः (viduḥ) - they know (they know, they understand)

Words meanings and morphology

चित्तोपशान्तिफलदम् (cittopaśāntiphaladam) - bestowing the fruit of mental peace (cittopaśānti) (granting the fruit of mental peace)

(adjective)

Accusative, neuter, singular of cittopaśāntiphalada

cittopaśāntiphalada - giving the fruit of mental peace

Compound.

Compound type : tatpuruṣa (citta+upaśānti+phala+da)

• citta – mind, thought
  noun (neuter)
  Past Passive Participle
  From √cit (to perceive).
  Root: √cit (class 1)
• upaśānti – peace, tranquility, cessation
  noun (feminine)
  From upa- + √śam (to be calm) + suffix ti.
  Prefix: upa
  Root: √śam (class 4)
• phala – fruit, result, consequence
  noun (neuter)
• da – giving, granting, bestowing
  adjective (masculine)
  Agent suffix
  From √dā (to give) with suffix a.
  Root: √dā (class 3)

Note: Describes prāṇasarodhanam.

परमम् (paramam) - supreme (supreme, highest, ultimate)

(adjective)

Accusative, neuter, singular of parama

parama - highest, supreme, ultimate, excellent

Superlative form.

Note: Describes sāmyakāraṇam.

साम्यकारणम् (sāmyakāraṇam) - cause of equanimity (sāmya) (cause of equanimity, cause of equality)

(noun)

Accusative, neuter, singular of sāmyakāraṇa

sāmyakāraṇa - cause of equality/equanimity

Compound.

Compound type : tatpuruṣa (sāmya+kāraṇa)

• sāmya – equality, equanimity, impartiality, sameness
  noun (neuter)
  From sama (same, equal) + suffix ya.
• kāraṇa – cause, reason, instrument
  noun (neuter)
  Verbal Noun
  From √kṛ (to do, make) + suffix ana.
  Root: √kṛ (class 8)

Note: Describes prāṇasarodhanam.

सुभगम् (subhagam) - auspicious (auspicious, fortunate, beautiful, lovely)

(adjective)

Accusative, neuter, singular of subhaga

subhaga - auspicious, fortunate, lovely, beautiful, charming

Compound: su- (good) + bhaga (fortune).

Compound type : bahuvrīhi (su+bhaga)

• su – good, well, excellent
  indeclinable
  Prefix indicating 'good' or 'well'.
• bhaga – fortune, prosperity, good luck
  noun (masculine/neuter)

Note: Describes svāsthyam.

संविदः (saṁvidaḥ) - of consciousness (saṃvit) (of consciousness, of knowledge)

(noun)

Genitive, feminine, singular of saṃvid

saṁvid - consciousness, knowledge, understanding, agreement

From sam- (together) + √vid (to know, perceive).

Prefix: sam

Root: √vid (class 2)

Note: Qualifies svāsthyam.

स्वास्थ्यम् (svāsthyam) - natural state, well-being (health, well-being, natural state, self-abidance)

(noun)

Accusative, neuter, singular of svāsthya

svāsthya - health, well-being, natural state, firmness, self-abidance

From svastha (being in one's own self, healthy) + suffix ya.

Note: Describes prāṇasarodhanam.

प्राणसरोधनम् (prāṇasarodhanam) - restraint of breath (prāṇa) (restraint of breath/life-force)

(noun)

Accusative, neuter, singular of prāṇasarodhana

prāṇasarodhana - restraint of breath, control of vital energy

Compound: prāṇa + sa-rodhana (sam- for sa-).

Compound type : tatpuruṣa (prāṇa+sarodhana)

• prāṇa – life-breath, vital air, life-force (prāṇa)
  noun (masculine)
  From pra- + √an (to breathe).
  Prefix: pra
  Root: √an (class 2)
• sarodhana – stopping, obstruction, restraining, blocking
  noun (neuter)
  Verbal Noun
  From sa- (together/fully) + √rudh (to obstruct, stop) with suffix ana.
  Prefix: sam
  Root: √rudh (class 7)

Note: Object of viduḥ.

विदुः (viduḥ) - they know (they know, they understand)

(verb)

3rd person , plural, active, present (laṭ) of √vid

Perfect or Present tense

Third person plural, perfect indicative (or potentially present of vid class 2 verb).

Root: √vid (class 2)