3:41  

तस्मात्त्वमिन्द्रियाण्यादौ नियम्य भरतर्षभ ।
पाप्मानं प्रजहि ह्येनं ज्ञानविज्ञाननाशनम् ॥३- ४१॥

tasmaattwamindriyaaNyaadau niyamya bharatarShabha ।

paapmaanaM prajahi hyenaM dnyaanawidnyaananaashanam ॥३- ४१॥

Source: Automatic ITRANS Transliteration

Therefore, you the perceptions constraining, O bull of the Bharatas,
Cast off this producer of sin, destroyer of knowledge, wisdom.

Therefore, O bull of the Bharatas, you must constrain the perceptions and cast off this producer of sin, this destroyer of knowledge and wisdom.

Source: Milind S. Pandit

Therefore, O Arjuna, by controlling the senses kill this devil (of material desire) that destroys knowledge and discrimination.

Source: The Bhagavad-Gita: The Sacred Song

Therefore, O Arjuna, best of the Bharatas, in the very beginning curb this great symbol of sin [lust] by regulating the senses, and slay this destroyer of knowledge and self-realization.

Source: Bhagavad Gita As It Is