Arthashastra
Progress:83.9%
अनिगृहीते सिद्ध व्यञ्जनं रात्रौ तीक्ष्णाः प्रवासयेयुः ॥
Fiery spies should always cause an ascetic spy to go abroad at night.
english translation
Chapter 1
Verse 48
Verse 46