Ramayana
दूतवध्या न दृष्टा हि राजशास्त्रेषु राक्षस । दूतेन वेदितव्यं च यथार्थं हितवादिना ॥ ५-५८-१४७
'The royal code prohibits the murder of an emissary. A wellwishing emissary should convey the truth. ॥ 5-58-147॥
english translation
dUtavadhyA na dRSTA hi rAjazAstreSu rAkSasa । dUtena veditavyaM ca yathArthaM hitavAdinA ॥ 5-58-147
hk transliteration by Sanscript