Arthashastra
शङ्कित स्थाने सम्भाषायां च पण स्थाने शिफा दण्डः ॥
For holding conversation in suspicious places, whips may be substituted for fines.
english translation
zaGkita sthAne sambhASAyAM ca paNa sthAne ziphA daNDaH ॥
hk transliteration by Sanscript