Bhagavad Gita 12.20

arjunaḥ uvāca: Arjuna said;

prakṛtim: nature;

puruṣam: the enjoyer;

ca: also;

eva: certainly;

kṣetram: the field;

kṣetra: jñam — the knower of the field;

eva: certainly;

ca: also;

etat: all this;

veditum: to understand;

icchāmi: I wish;

jñānam: knowledge;

jñeyam: the object of knowledge;

ca: also;

keśava: O Kṛṣṇa;

śrī: bhagavān uvāca — the Personality of Godhead said;

idam: this;

śarīram: body;

kaunteya: O son of Kuntī;

kṣetram: the field;

iti: thus;

abhidhīyate: is called;

etat: this;

yaḥ: one who;

vetti: knows;

tam: he;

prāhuḥ: is called;

kṣetra: jñaḥ — the knower of the field;

iti: thus;

tat: vidaḥ — by those who know this .;