One verse

Srimad Bhagavatam 6.15.8

6.15.8

देहदेहिविभागोऽयमविवेककृत: पुरा । जातिव्यक्तिविभागोऽयं यथा वस्तुनि कल्पित: ॥ ८ ॥

deha-dehi-vibhago ’yam aviveka-krtah pura jati-vyakti-vibhago ’yam yatha vastuni kalpitah

deha
of this body
dehi
and the proprietor of the body
vibhagah
the division
ayam
this
aviveka
from ignorance
krtah
made
pura
from time immemorial
jati
of the class or caste
vyakti
and the individual
vibhagah
division
ayam
this
yatha
just as
vastuni
in the original object
kalpitah
imagined.

Divisions of generalization and specification, such as nationality and individuality, are the imaginations of persons who are not advanced in knowledge.