Arthashastra
स्व भूमिष्ठेषु तु त एव उपायाः ॥
the difference is this: the chief messengers known to the manufactories may be sent to any one of the local enemies in order to employ him for the purpose of making a treaty or for the purpose of destroying another person.
english translation
sva bhUmiSTheSu tu ta eva upAyAH ॥
hk transliteration by Sanscript