Arthashastra
जुहुयाद् अग्नि मन्त्रेण राज वृक्षस्य दारुभिः । एष निष्प्रतिकारो अग्निर् द्विषतां नेत्र मोहनः ॥
Repeating the mantras addressed to the fire, an oblation of the wooden pieces of rájavriksha (cassia fistula) into the same fire. This fire will unquenchably burn deluding the eyes of the enemies.
english translation
juhuyAd agni mantreNa rAja vRkSasya dArubhiH । eSa niSpratikAro agnir dviSatAM netra mohanaH ॥
hk transliteration by Sanscript