Bhagavad Gita Chapter 18.21
pṛthaktvena tu yaj jñānaḿ
nānā-bhāvān pṛthag-vidhān
vetti sarveṣu bhūteṣu
taj jñānaḿ viddhi rājasam
Translation
That knowledge by which one sees that in every different body there is a different type of living entity you should understand to be in the mode of passion.