Mahāprajñāpāramitā Sūtra

...element purity is the purity of that which is produced by the mind. Why? Because the purity of that which is produced by the mind and the purity of the body-element are non-dual, without two divisions, undifferentiated, and unbroken. The purity of that which is produced by the mind is the purity of the touch-element, the body-consciousness element, and body-contact, as well as all sensations born from the condition of body-contact. The touch-element up to all sensations born from the condition of body-contact is the purity of that which is produced by the mind. Why? Because the purity of that which is produced by the mind and the purity of the touch-element up to all sensations born from the condition of body-contact are non-dual, without two divisions, undifferentiated, and unbroken. Subhuti, the purity of that which is produced by the mind is the purity of the mind-element. The mind-purity is the purity of that which is produced by the mind. Why? Because the purity of that which is produced by the mind and the purity of the mind-element are non-dual, without two divisions, undifferentiated, and unbroken. The purity of that which is produced by the mind is the purity of the dharma-element, the mind-consciousness element, and mind-contact, as well as all sensations born from the condition of mind-contact. The dharma-element up to all sensations born from the condition of mind-contact is the purity of that which is produced by the mind. Why? Because the purity of that which is produced by the mind and the purity of the dharma-element up to...