Ramayana
अहं त्वतितनुश्चैव वानरश्च विशेषतः । वाचं चोदाहरिष्यामि मानुषीमिह संस्कृताम् ॥ ५-३०-१७
'I am indeed of small size and that too a monkey. Nevertheless I shall speak in Sanskrit, a language of the common people. (as the she-demons cannot understand that language). ॥ 5-30-17॥
english translation
ahaM tvatitanuzcaiva vAnarazca vizeSataH । vAcaM codAhariSyAmi mAnuSImiha saMskRtAm ॥ 5-30-17
hk transliteration by Sanscript