Ramayana
देवाश्च राक्षसान्घोरान्महाबलपराक्रमान् । समरे विमलैः शस्त्रैरुपनिन्युर्यमक्षयम् ॥ 7-27-38 ॥
And the gods, with their gleaming weapons, dispatched to the realm of Yama the terrible Rakshasas of great strength and prowess in the fight.
english translation