Arthashastra
सगोप स्थानिको बाह्यं प्रदेष्टा चोर मार्गणम् । कुर्यान् नागरिकश् च अन्तर् दुर्गे निर्दिष्ट हेतुभिः ॥
A commissioner (pradeshtá) with his retinue of gopas and sthánikas shall take steps to find out external thieves; and the officer in charge of a city (nágaraka) shall, under the circumstances sketched above, try to detect internal thieves inside fortified towns.
english translation
sagopa sthAniko bAhyaM pradeSTA cora mArgaNam । kuryAn nAgarikaz ca antar durge nirdiSTa hetubhiH ॥
hk transliteration by Sanscript