Charak Samhita
अव्याहतगतिर्यस्य स्थानस्थः प्रकृतौ स्थितः । वायुः स्यात्सोऽधिकं जीवेद्वीतरोगः समाः शतम् ॥४॥
[Important role of vayu in health] When normal (non vitiated) vayu is at its abode with unobstructed (free) movement, is responsible for long lifespan of hundred years devoid of diseases.
english translation
avyAhatagatiryasya sthAnasthaH prakRtau sthitaH । vAyuH syAtso'dhikaM jIvedvItarogaH samAH zatam ॥4॥
hk transliteration by Sanscript