Ramayana
इन्द्रजित्त्वग्रतः (अग्रतः) सैन्यात्सैनिकान्परिगृह्य च । जगाम रावणो मध्ये कुम्भकर्णश्च पृष्ठतः ॥ 7-25-34 ॥
With Indrajit at the front of the army and gathering the soldiers, Ravana proceeded in the middle, and Kumbhakarna in the rear.
english translation