One should wash his feet before sitting to one's meals. One should never sit or lie down for slecp with wet feet. One who sits to his meals after having washed his feet, lives for a century.
आर्द्रपादस्तु भुञ्जीत नार्द्रपादस्तु संविशेत्॥ आर्द्रपादस्तु भुजानो वर्षाणां जीवते शतम्।