Phassanānattasutta

sn14.2:1.1 At Sāvatthī.

sn14.2:1.2 “Mendicants, diversity of elements gives rise to diversity of contacts.

sn14.2:1.3 And what is the diversity of elements?

sn14.2:1.4 The eye element, ear element, nose element, tongue element, body element, and mind element.

sn14.2:1.5 This is called the diversity of elements.