Valmiki Ramayana Yuddha Kanda Sarga 61 Shloka 13
Original Shlokaएतेनजातमात्रेणक्षुधार्तेनमहात्मना । भक्षितानिसहस्राणिसत्त्वानांसुबहून्यपि ।।6.61.13।।
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जातमात्रेण as he was born, क्षुधार्तेन due to hunger, एतेन all, महात्मना great soul, सत्त्वानाम् created beings, सुबहूनिअपि being strong, सहस्राणि thousands, भक्षितानि were consumed.
" As soon as he was born, he was hungry and this great soul being strong consumed thousands of created beings."