Ignorance produces Delusion. Delusion possesses the mind. When the mind becomes impure, the five senses which have the mind for their refuge becomed corrupted also.
अबुद्धिरज्ञानकृता अबुद्ध्या कृष्यते मनः। दुष्टस्य मनसः पञ्च सम्प्रदुष्यन्ति मानसाः॥