Vaisesika Sūtras
Vaisesika Sūtra 3.1.19
आत्मेन्द्रियार्थसन्निकर्षाद्यन्निष्पद्यते तदन्यत् ॥१९॥
That which arises from the contact of ātma, sense, and object is something different (from all three).