Arthashastra
बह्व् आबाधं वा यात्रां प्रेषयेत्, मित्र कुलं वा ॥
or they may be sent on an expedition full of difficulties, or to visit the family of the king's friend.
english translation
bahv AbAdhaM vA yAtrAM preSayet, mitra kulaM vA ॥
hk transliteration by Sanscript