महाभारतः mahābhārataḥ - book-12, chapter-290, verse-9

देवर्षिविषयाञ्ज्ञात्वा योगानामपि चेश्वरान् ।
विषयांश्च प्रजेशानां ब्रह्मणो विषयांस्तथा ॥९॥

9. devarṣiviṣayāñjñātvā yogānāmapi ceśvarān ,
viṣayāṁśca prajeśānāṁ brahmaṇo viṣayāṁstathā.

9. devarṣiviṣayān jñātvā yogānām api ca īśvarān
viṣayān ca prajeśānām brahmaṇaḥ viṣayān tathā

9. devarṣiviṣayān yogānām īśvarān api ca prajeśānām
viṣayān ca brahmaṇaḥ viṣayān tathā jñātvā

9. Having understood the realms of the divine sages (devarṣi), and also the masters of the various paths of spiritual discipline (yoga), as well as the domains of the lords of creation (prajā-īśānām), and similarly the realms of Brahma.

Words meanings summery:

• देवर्षिविषयान् (devarṣiviṣayān) - the specific domains or experiences associated with divine sages (objects, subjects, or realms of divine sages)

• ज्ञात्वा (jñātvā) - having fully comprehended (having known, having understood)

• योगानाम् (yogānām) - of the various paths of spiritual discipline (yoga) or their practitioners (of yogas, of spiritual disciplines, of yogis)

• अपि (api) - also, in addition to (also, even, too)

• च (ca) - and, indicating addition (and, also)

• ईश्वरान् (īśvarān) - the masters or controllers (of the yogas) (lords, masters, rulers)

• विषयान् (viṣayān) - the domains or experiences (objects, realms, domains)

• च (ca) - and, indicating addition (and, also)

• प्रजेशानाम् (prajeśānām) - of the Prajāpatis, who are considered lords of creation (of the lords of creation, of Prajapatis)

• ब्रह्मणः (brahmaṇaḥ) - of the creator god Brahma (of Brahma, of the creator god)

• विषयान् (viṣayān) - the domains or experiences (objects, realms, domains)

• तथा (tathā) - and similarly (thus, so, in that manner, similarly)

Words meanings and morphology

देवर्षिविषयान् (devarṣiviṣayān) - the specific domains or experiences associated with divine sages (objects, subjects, or realms of divine sages)

(noun)

Accusative, masculine, plural of devarṣiviṣaya

devarṣiviṣaya - realm of divine sages, objects/subjects of divine sages

Compound type : tatpurusha (devarṣi+viṣaya)

• devarṣi – divine sage, a class of rishis associated with the gods
  noun (masculine)
• viṣaya – object, sphere, domain, subject matter, sense object
  noun (masculine)

ज्ञात्वा (jñātvā) - having fully comprehended (having known, having understood)

(indeclinable)

absolutive (gerund)

Formed with suffix -tvā.

Root: jñā (class 9)

योगानाम् (yogānām) - of the various paths of spiritual discipline (yoga) or their practitioners (of yogas, of spiritual disciplines, of yogis)

(noun)

Genitive, masculine, plural of yoga

yoga - union, spiritual discipline, effort, application, system of philosophy

From root 'yuj' (to join, to yoke).

Root: yuj (class 7)

अपि (api) - also, in addition to (also, even, too)

(indeclinable)

च (ca) - and, indicating addition (and, also)

(indeclinable)

ईश्वरान् (īśvarān) - the masters or controllers (of the yogas) (lords, masters, rulers)

(noun)

Accusative, masculine, plural of īśvara

īśvara - lord, master, ruler, god

From root 'īś' (to rule, to own).

Root: īś (class 2)

विषयान् (viṣayān) - the domains or experiences (objects, realms, domains)

(noun)

Accusative, masculine, plural of viṣaya

viṣaya - object, sphere, domain, subject matter, sense object

च (ca) - and, indicating addition (and, also)

(indeclinable)

प्रजेशानाम् (prajeśānām) - of the Prajāpatis, who are considered lords of creation (of the lords of creation, of Prajapatis)

(noun)

Genitive, masculine, plural of prajeśa

prajeśa - lord of creation, Prajapati

Compound type : tatpurusha (prajā+īśa)

• prajā – progeny, creatures, subjects, people
  noun (feminine)
  From pra-jan (to generate)
  Prefix: pra
  Root: jan (class 1)
• īśa – lord, master, ruler
  noun (masculine)
  From root 'īś' (to rule, to own).
  Root: īś (class 2)

Note: Here `prajeśa` is treated as a masculine noun, leading to the genitive plural `prajeśānām`.

ब्रह्मणः (brahmaṇaḥ) - of the creator god Brahma (of Brahma, of the creator god)

(proper noun)

Genitive, masculine, singular of brahman

brahman - the creator god Brahma (masculine); also the ultimate reality (neuter) or a Brahmin priest (masculine)

Root: bṛh (class 1)

विषयान् (viṣayān) - the domains or experiences (objects, realms, domains)

(noun)

Accusative, masculine, plural of viṣaya

viṣaya - object, sphere, domain, subject matter, sense object

तथा (tathā) - and similarly (thus, so, in that manner, similarly)

(indeclinable)