Sushruta Samhita
ते चतुर्विधाः- आगन्तवः, शारीराः, मानसाः, स्वाभाविकाश्चेति ॥२४॥
There are four different types of disease such as, Traumatic or of extraneous origin (agantuka), Bodily (Sharira), Mental (Manasa) and Natural (Svabhavika).
english translation
te caturvidhAH- AgantavaH, zArIrAH, mAnasAH, svAbhAvikAzceti ॥24॥
hk transliteration by Sanscript