Charak Samhita
स्पर्शनेन्द्रियसंस्पर्शः स्पर्शो मानस एव च। द्विविधः सुखदुःखानां वेदनानां प्रवर्तकः ॥१३३॥
Tactual contact and mental contact are two types of contacts which bring about happiness and miseries.
english translation
sparzanendriyasaMsparzaH sparzo mAnasa eva ca। dvividhaH sukhaduHkhAnAM vedanAnAM pravartakaH ॥133॥
hk transliteration by Sanscript