Arthashastra
तेषु राजा नित्य युक्तः स्यात्, अभीक्ष्णं च एषां शिल्प दर्शनं कुर्यात् ॥
on these occasions of training, the king shall ever be present and witness their exercise.
english translation
teSu rAjA nitya yuktaH syAt, abhIkSNaM ca eSAM zilpa darzanaM kuryAt ॥
hk transliteration by Sanscript