Valmiki Ramayana Bala Kanda Sarga 15 Shloka 21
Original Shlokaस हि देवांश्च गन्धर्वान्सिद्धांश्च मुनिसत्तमान्। राक्षसो रावणो मूर्खो वीर्योत्सेकेन बाधते।।1.15.21।।
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स: that, मूर्ख: dull headed, राक्षस: rakshasa, रावण: Ravana, देवांश्च gods, गन्धर्वान् gandharvas, सिद्धांश्च siddhas, मुनिसत्तमान् great rishis, वीर्योत्सेकेन by his haughty prowess, बाधते हि is tormenting indeed.
"That stupid rakshasa, Ravana, with his haughty prowess, is terrorising the gods, gandharvas, siddhas and great rishis.