All Religions (The Pots) Have their Source in Siva, the Sun.

This could mean all religions (the pots) have their source in Siva, the sun.

Image of Satguru Sivaya Subramuniyaswami
A clean personal environment, wearing clean clothes, bathing often, keeping the room spotless where you meditate, breathing clean air, letting fresh air pass through your house, is all very important in the fulfillment of purity.