Bhagavad Gita, Chapter 17, Verse 12

अभिसन्धाय तु फलं दम्भार्थमपि चैव यत् । इज्यते भरतश्रेष्ठ तं यज्ञं विद्धि राजसम्

abhisandhāya tu phalaṃ dambhārthamapi caiva yat | ijyate bharataśreṣṭha taṃ yajñaṃ viddhi rājasam

Translation

That which is offered, O best of the Bhāratas, with a view to reward and for ostentation, know it to be a Rājasic worship.

— Alladi Mahadeva Sastri

Word meanings

abhisaṃdhāya
having aimed at
tu
indeed
phalam
fruit
dambhārtham
of hypocrisy, for the sake
api
even
ca
and
eva
even
yat
which
ijyate
is offered
bharataśreṣṭha
O best of the Bhāratas
tam
that
yajñam
sacrifice
viddhi
know
rājasam
rājasic

Śaṅkarācārya's commentary

Worship undertaken with eye to result or as a display of one's piety is Rājasic.