योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-115, verse-31

यथेच्छं यजमानस्य मनसोपवनान्तरे ।
ययौ संवत्सरः साग्रो देवर्षिद्विजपूजया ॥ ३१ ॥

yathecchaṃ yajamānasya manasopavanāntare ,
yayau saṃvatsaraḥ sāgro devarṣidvijapūjayā 31

31. yatheccham yajamānasya manasaḥ upavanāntare
yayau saṃvatsaraḥ sāgraḥ devarṣidvijapūjayā

31. yajamānasya manasaḥ yatheccham upavanāntare
sāgraḥ saṃvatsaraḥ devarṣidvijapūjayā yayau

31. As desired by the patron's (yajamāna) mind, a full year passed within the inner garden, sustained by the worship of gods, sages, and Brahmins.

Words meanings summery:

• यथेच्छम् (yatheccham) - according to desire, as desired

• यजमानस्य (yajamānasya) - of the patron, of the one performing a Vedic ritual

• मनसः (manasaḥ) - of the mind, from the mind

• उपवनान्तरे (upavanāntare) - within the pleasure grove, in the garden

• ययौ (yayau) - passed (referring to time) (went, passed, moved)

• संवत्सरः (saṁvatsaraḥ) - year

• साग्रः (sāgraḥ) - full, complete (referring to the year) (with its front part, complete, full, with a surplus)

• देवर्षिद्विजपूजया (devarṣidvijapūjayā) - by the worship of gods, sages, and Brahmins

Words meanings and morphology

यथेच्छम् (yatheccham) - according to desire, as desired

(indeclinable)

Compound of yathā (as) + icchā (desire)

Compound type : avyayībhāva (yathā+icchā)

• yathā – as, in which manner
  indeclinable
• icchā – wish, desire, will
  noun (feminine)
  Root: iṣ (class 4)

यजमानस्य (yajamānasya) - of the patron, of the one performing a Vedic ritual

(noun)

Genitive, masculine, singular of yajamāna

yajamāna - sacrificer, patron of a Vedic ritual, one who causes a ritual to be performed

Present Middle Participle

From root yaj (to sacrifice), in the middle voice.

Root: yaj (class 1)

मनसः (manasaḥ) - of the mind, from the mind

(noun)

Genitive, neuter, singular of manas

manas - mind, intellect, heart, consciousness

Note: Also could be ablative. Genitive fits the context 'of the mind'.

उपवनान्तरे (upavanāntare) - within the pleasure grove, in the garden

(noun)

Locative, neuter, singular of upavanāntara

upavanāntara - inner part of a pleasure grove/garden

Compound of upavana (pleasure grove, garden) and antara (inner, interior).

Compound type : tatpurusha (upavana+antara)

• upavana – pleasure grove, garden
  noun (neuter)
  Prefix: upa
• antara – inner, interior, interval, difference
  noun (neuter)

ययौ (yayau) - passed (referring to time) (went, passed, moved)

(verb)

3rd person , singular, active, perfect (lit) of yā

Perfect active

3rd person singular, perfect active.

Root: yā (class 2)

संवत्सरः (saṁvatsaraḥ) - year

(noun)

Nominative, masculine, singular of saṃvatsara

saṁvatsara - year

साग्रः (sāgraḥ) - full, complete (referring to the year) (with its front part, complete, full, with a surplus)

(adjective)

Nominative, masculine, singular of sāgra

sāgra - together with the front part, with the beginning, full, complete, with a surplus

From sa (with) + agra (front, beginning).

Compound type : bahuvrīhi (sa+agra)

• sa – with, together with
  indeclinable
• agra – front, tip, beginning, chief
  noun (neuter)

देवर्षिद्विजपूजया (devarṣidvijapūjayā) - by the worship of gods, sages, and Brahmins

(noun)

Instrumental, feminine, singular of devarṣidvijapūjā

devarṣidvijapūjā - worship/reverence of gods, sages, and Brahmins

Compound of deva (god) + ṛṣi (sage) + dvija (Brahmin) + pūjā (worship).

Compound type : dvandva (devarṣi-dvija) + tatpuruṣa (pūjā) (deva+ṛṣi+dvija+pūjā)

• deva – god, deity
  noun (masculine)
• ṛṣi – sage, seer
  noun (masculine)
• dvija – twice-born, Brahmin, bird
  noun (masculine)
  From root jan (to be born), with prefix dvi (twice).
  Root: jan (class 4)
• pūjā – worship, adoration, reverence
  noun (feminine)
  From root pūj (to worship).
  Root: pūj (class 10)