Natyashastra
समैश्च सहितो गच्छेन्नीचैश्च परिवाहितः । अथ प्रेक्षणिकाश्चापि विज्ञेया ह्यग्रतो गतौ ॥ १६॥
One should go accompanied by equals and followed by inferiors. The observers should also be considered, as they advance in the front.
english translation
samaizca sahito gacchennIcaizca parivAhitaH । atha prekSaNikAzcApi vijJeyA hyagrato gatau ॥ 16॥
hk transliteration by Sanscript