Ramayana
तत्सर्वमखिलेनाशु प्रस्थाप्य भरताग्रजः । हयं लक्षणसम्पन्नं कृष्णसारं मुमोच ह ॥ 7-92-1 ॥
Having quickly dispatched all of that in its entirety, the elder brother of Bharata released a horse endowed with the auspicious marks, black of hue.
english translation