Mahabharata 12.310.8
इन्द्रियाणां प्रसङ्गेन दोषमृच्छत्यसंशयम्संनियम्य तु तान्येव सिद्धिं प्राप्नोति मानवः
indriyāṇāṃ prasaṅgena doṣamṛcchatyasaṃśayamsaṃniyamya tu tānyeva siddhiṃ prāpnoti mānavaḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book