Bhagavad Gita 3.6

कर्मेन्द्रियाणि संयम्य य अस्ते मनसा स्मरणन् |
इन्द्रियार्थानविमूढात्मा मिथ्याचार: स उच्यते

Translation

Those who restrain the external organs of action, while continuing to dwell on sense objects in the mind, certainly delude themselves and are to be called hypocrites.