Ramayana
अदृष्टगुणदोषाणामध्रुवाणां तु कर्मणाम् । नान्तरेण क्रियां तेषां फलमिष्टं प्रवर्तते ॥ ३-६६-१६
Good results are not expected from the actions of persons who cannot distinguish between their virtues and vices, from those who are unstable in their deeds. ॥ 3-66-16॥
english translation
adRSTaguNadoSANAmadhruvANAM tu karmaNAm । nAntareNa kriyAM teSAM phalamiSTaM pravartate ॥ 3-66-16
hk transliteration by Sanscript