Ramayana
तत्सूर्यमण्डलाभासं स्वभासा भासयन्नभः । कालचक्रनिभं चक्रं मालेः शीर्षमपातयत् ॥ 7-7-43 ॥
That discus, blazing like the orb of the sun, illuminating the sky with its own splendor, resembling the wheel of Time, struck off Mali's head.
english translation