Valmiki Ramayana Bala Kanda Sarga 34 Shloka 18
Original Shlokaनैशानि सर्वभूतानि प्रचरन्ति ततस्तत:। यक्षराक्षससङ्घाश्च रौद्राश्च पिशिताशना:।।1.34.18।।
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नैशानि nocturnal, सर्वभूतानि all living beings, यक्षराक्षससङ्घाश्च groups of yakshas and rakshasas, रौद्रा: dreadful, पिशिताशनाश्च eaters of human flesh, ततस्तत: here and there, प्रचरन्ति are moving.
All nocturnal creatures groups of yakshas and rakshasas and dreadful eaters of human flesh are moving here and there".