One verse

Bhagavad Gita 18.24

18.24

यत्तु कामेप्सुना कर्म साहंकारेण वा पुनः | क्रियते बहुलायासं तद्राजसमुदाहृतम् ||१८-२४||

yattu kāmepsunā karma sāhaṃkāreṇa vā punaḥ . kriyate bahulāyāsaṃ tadrājasamudāhṛtam ||18-24||

tu
but
kāma-īpsunā
by one with desires for fruitive results
karma
work
sa-ahaṅkāreṇa
with ego
vā
or
punaḥ
again
kriyate
is performed
bahula-āyāsam
with great labor
tat
that
rājasam
in the mode of passion
udāhṛtam
is said to be

But action performed with great effort by one seeking to gratify his desires, and enacted from a sense of false ego, is called action in the mode of passion.