Bhagavad Gita, Chapter 18, Verse 38

विषयेन्द्रियसंयोगाद्यत्तदग्रेऽमृतोपमम् । परिणामे विषमिव तत्सुखं राजसं स्मृतम्

viṣayendriyasaṃyogādyattadagre'mṛtopamam | pariṇāme viṣamiva tatsukhaṃ rājasaṃ smṛtam

Translation

That pleasure which arises from the contact of the sense-organ with the object, at first like nectar, in the end like poison, that is declared to be Rājasic.

— Alladi Mahadeva Sastri

Word meanings

viṣayendriyasaṃyogāt
with the objects, of the senses, from union
yat
which
tat
that
agre
in the beginning
amṛtopamam
like nectar
pariṇāme
in the end
viṣam
poison
iva
like
tat
that
sukham
pleasure
rājasam
rājasic
smṛtam
remembered

Śaṅkarācārya's commentary

In the end like poison: after indulgence, the sensual pleasure proves to be like poison, because it leads to deterioration in strength, vigour, colour, wisdom, intellect, wealth and energy; and because it leads to adharma and, as an effect thereof, to hell (naraka).