Bhagavad Gita Chapter 18 Verse 31

Gita 18.31

यया, धर्मम्, अधर्मम्, च, कार्यम्, च, अकार्यम्, एव, च,
अयथावत्, प्रजानाति, बुद्धिः, सा, पार्थ, राजसी।।31।।

Gita 18.31

Yya, dharmm’, adharmm’, ch, kaaryam’, ch, akaaryam’, ev, ch,
Ayathaavat’, prjaanaati, buddhiH, saa, paarth, Raajsi ||31||

Translation: (Paarth) Oh Paarth! (yya) an intellect, by which (dharmm’) righteousness (ch) and (adharmm’) unrighteousness (ch) and (kaaryam’) what should be done (ch) and (akaaryam’) what should not be done (ev) also (ayathaavat’) not perfectly (prjaanaati) knows (saa) that (buddhiH) intellect (raajsi) is Rajsi. (31)

Translation: Oh Paarth! An intellect by which one does not perfectly know dharm (righteousness) and adharm (unrighteousness) and also what should be done and what should not be done – that intellect is Rajsi.