महाभारतः mahābhārataḥ - book-13, chapter-100, verse-9

सिद्धान्नाद्वैश्वदेवं वै कुर्यादग्नौ यथाविधि ।
अग्नीषोमं वैश्वदेवं धान्वन्तर्यमनन्तरम् ॥९॥

9. siddhānnādvaiśvadevaṁ vai kuryādagnau yathāvidhi ,
agnīṣomaṁ vaiśvadevaṁ dhānvantaryamanantaram.

9. siddhānnāt vaiśvadevam vai kuryāt agnau yathāvidhi
agnīṣomam vaiśvadevam dhānvantaryam anantaram

9. siddhānnāt vai vaiśvadevam agnau yathāvidhi kuryāt
anantaram agnīṣomam vaiśvadevam dhānvantaryam kuryāt

9. From cooked food, one should indeed perform the Vaiśvadeva ritual in the fire according to the prescribed method. Immediately after, one should perform the Agniṣoma, Vaiśvadeva, and Dhānvantarya rituals.

Words meanings summery:

• सिद्धान्नात् (siddhānnāt) - from cooked food (from cooked food, from prepared food)

• वैश्वदेवम् (vaiśvadevam) - the Vaiśvadeva ritual (related to Viśvedevas, a ritual for all gods)

• वै (vai) - indeed (indeed, surely, verily)

• कुर्यात् (kuryāt) - one should perform (one should do, one should make, one should perform)

• अग्नौ (agnau) - in the fire (in the fire, on the fire)

• यथाविधि (yathāvidhi) - according to the prescribed method (according to rule, duly, systematically)

• अग्नीषोमम् (agnīṣomam) - the Agniṣoma ritual (relating to Agni and Soma, an offering to Agni and Soma)

• वैश्वदेवम् (vaiśvadevam) - the Vaiśvadeva ritual (related to Viśvedevas, a ritual for all gods)

• धान्वन्तर्यम् (dhānvantaryam) - the Dhānvantarya ritual (related to Dhanvantari, an offering to Dhanvantari)

• अनन्तरम् (anantaram) - immediately after (immediately after, next, without interval)

Words meanings and morphology

सिद्धान्नात् (siddhānnāt) - from cooked food (from cooked food, from prepared food)

(noun)

Ablative, neuter, singular of siddhānna

siddhānna - cooked food, prepared rice

Compound type : tatpurusha (siddha+anna)

• siddha – cooked, prepared, accomplished, perfect
  adjective (neuter)
  Past Passive Participle
  From root sidh 'to be accomplished'
  Root: sidh (class 4)
• anna – food, cooked rice
  noun (neuter)
  Past Passive Participle
  From root ad 'to eat'
  Root: ad (class 2)

Note: Refers to the source material for the offering.

वैश्वदेवम् (vaiśvadevam) - the Vaiśvadeva ritual (related to Viśvedevas, a ritual for all gods)

(noun)

Accusative, neuter, singular of vaiśvadeva

vaiśvadeva - belonging to or relating to the Viśvedevas (all gods), a daily household ritual

From viśvedeva (all gods) + aṇ suffix

Note: Refers to a specific daily Vedic ritual.

वै (vai) - indeed (indeed, surely, verily)

(indeclinable)

Note: Emphatic particle.

कुर्यात् (kuryāt) - one should perform (one should do, one should make, one should perform)

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of kṛ

Optative

Root kṛ, 8th class, parasmaipada, optative third person singular

Root: kṛ (class 8)

अग्नौ (agnau) - in the fire (in the fire, on the fire)

(noun)

Locative, masculine, singular of agni

agni - fire, the god Agni

Note: Refers to the ritual fire.

यथाविधि (yathāvidhi) - according to the prescribed method (according to rule, duly, systematically)

(indeclinable)

Compound type : avyayībhāva (yathā+vidhi)

• yathā – as, just as, according to
  indeclinable
• vidhi – rule, injunction, method, destiny
  noun (masculine)
  Root: dhā (class 3)

Note: Adverbial compound.

अग्नीषोमम् (agnīṣomam) - the Agniṣoma ritual (relating to Agni and Soma, an offering to Agni and Soma)

(noun)

Accusative, masculine, singular of agnīṣoma

agnīṣoma - Agni and Soma (often worshipped together), an offering dedicated to Agni and Soma

Compound type : dvandva (agni+soma)

• agni – fire, the god Agni
  noun (masculine)
• soma – Soma (a Vedic deity and plant), moon
  noun (masculine)

Note: Refers to a specific ritual or offering to these two deities.

वैश्वदेवम् (vaiśvadevam) - the Vaiśvadeva ritual (related to Viśvedevas, a ritual for all gods)

(noun)

Accusative, neuter, singular of vaiśvadeva

vaiśvadeva - belonging to or relating to the Viśvedevas (all gods), a daily household ritual

From viśvedeva (all gods) + aṇ suffix

Note: Refers to a specific daily Vedic ritual.

धान्वन्तर्यम् (dhānvantaryam) - the Dhānvantarya ritual (related to Dhanvantari, an offering to Dhanvantari)

(noun)

Accusative, neuter, singular of dhānvantarya

dhānvantarya - related to or dedicated to Dhanvantari (the physician of the gods), an offering to Dhanvantari

From dhanvantari (Dhanvantari) + yaT suffix

Note: Refers to a ritual dedicated to Dhanvantari.

अनन्तरम् (anantaram) - immediately after (immediately after, next, without interval)

(indeclinable)

Negative compound with a- + antara (interval)

Compound type : nañ-tatpurusha (a+antara)

• a – not, non-
  indeclinable
• antara – interval, intermediate, interior
  noun (neuter)

Note: Used adverbially.