Bhagavad Gita Chapter 18 Verse 39

Gita 18.39

यत्, अग्रे, च, अनुबन्धे, च, सुखम् मोहनम्, आत्मनः,
निद्रालस्यप्रमादोत्थम्, तत्, तामसम्, उदाहृतम्।।39।।

Gita 18.39

Yat’, agre, ch, anubandhe, ch, sukham’, mohnam’, aatmanH,
Nidraalasyaprmaadottham’, tat’, taamsam’, udaahrtam’ ||39||

Translation: (Yat’) which (sukham’) happiness (ch) and (agre) at first at the time of experience (ch) and (anubandhe) in the end (aatmanH) soul (mohnam’) deludes (tat’) that (nidraalasyaprmaadottham’) happiness arising from sleep, laziness and wrongdoing (taamsam’) Tamas (udaahrtam’) is said to be. (39)

Translation: The happiness which deludes the soul first at the time of experience and in the end, that happiness arising from sleep, laziness and wrongdoing, is said to be Tamas.