Idhāvuso, bhikkhu cakkhunā rūpaṁ disvā neva sumano hoti na dummano, upekkhako viharati sato sampajāno.  A mendicant, seeing a sight with their eyes, is neither happy nor sad. They remain equanimous, mindful and aware. 
upekkhako → upekkhako ca (bj, sya-all, mr); upekhako (pts1ed)