Ramayana
नैव सा क्षुभ्यते देवी न च स्म परिदूयते । न चास्या मुखवर्णस्य विक्रिया लक्ष्यते तदा ॥ २-३५-३७
(Despite the exhortations by Sumantra) Kaikeyi remained unperturbed. She did not feel sorry. There was no change in the expression of her face. ॥ 2-35-37॥
english translation
naiva sA kSubhyate devI na ca sma paridUyate । na cAsyA mukhavarNasya vikriyA lakSyate tadA ॥ 2-35-37
hk transliteration by Sanscript