Arthashastra
राज व्यञ्जनम् अरूप वेलायां प्रकृतीनां दर्शयेत्, मित्र अमित्र दूतानां च ॥
On appropriate occasions, he may show a pseudo-king not only to the people, but also to messengers coming from friends or enemies.
english translation
rAja vyaJjanam arUpa velAyAM prakRtInAM darzayet, mitra amitra dUtAnAM ca ॥
hk transliteration by Sanscript