Becoming the vital heat in the bodies of creatures, and mixing with the upward and downward breaths, I digest the four kinds of food.
अहं वैश्वानरो भूत्वा प्राणिनां देहमाश्रितः। प्राणापानसमायुक्तः पचाम्यन्नं चतुर्विधम्॥