Valmiki Ramayana Aranya Kanda Sarga 38 Shloka 7
Original Shlokaबलेन चतुरङ्गेण स्वयमेत्य निशाचरान्।।3.38.7।। वधिष्यामि मुनिश्रेष्ठ शत्रूंस्ते मनसेप्सितान्।
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मुनिश्रेष्ठ O distinguished sage, चतुरङ्गेन with four divisions (elephants, horses, cavalry and infantry)of the army, बलेन with army, स्वयम् I myself, एत्य after coming, ते your, शत्रून् enemies, मनसा in your mind, ईप्सितान् desired ones, निशाचरान् nightwalkers, वधिष्यामि I will slay.
'O distinguished sage with the four divisions of my army I will slay the enemies you want me to.'