Arthashastra
गूढ पुर्षाश् च अन्तर् दुर्ग पालका नकुल वानर बिडाल शुनां पुच्छेष्व् अग्नि योगम् आधाय काण्ड निचय रक्षा विधान वेश्मसु विसृजेयुः ॥
Spies, living as watchmen of the fort, may tie inflammable powder to the tails of mongooses, monkeys, cats and dogs and let them go over the thatched roofs of the houses.
english translation
gUDha purSAz ca antar durga pAlakA nakula vAnara biDAla zunAM puccheSv agni yogam AdhAya kANDa nicaya rakSA vidhAna vezmasu visRjeyuH ॥
hk transliteration by Sanscript