Astanga Hrudaya
तत्र खात् खानि देहेऽस्मिन् श्रोत्रं शब्दो विविक्तता। वातात्स्पर्शत्वगुच्छ्वासा वह्नेर्दृग्रूपपक्तयः॥३॥
Bhautika Sarira - Bhuta-body relation: In this human body, from akasha bhuta the orifices, the ears, the sound and emptiness/free space are produced from vayu bhuta, the touch, the skin and respiration are formed. From agnibhuta the eyes, vision, and digestion are generated.
english translation