Ramayana
एवं नानाप्रहरणैर्यमेनामित्रकर्षिणा । सप्तरात्रं कृतः सङ्ख्ये विसञ्ज्ञो विमुखो रिपुः ॥ 7-22-16 ॥
Thus by Yama, the harasser of foes, with his various weapons, the enemy was rendered senseless and turned away in the battle for seven nights.
english translation