Āditya-vyūha-kīrtana
Praise/Account of the Solar Array and Celestial Motions
संवत्सरस्यावयवैः कल्पि तस्य यथाक्रमम् / अहस्तु नाभिः सौरस्य एकचक्रस्य वै स्मृतः
saṃvatsarasyāvayavaiḥ kalpi tasya yathākramam / ahastu nābhiḥ saurasya ekacakrasya vai smṛtaḥ
Its structure was fashioned in due order from the parts of the year. ‘Ahaḥ’—the day—is remembered as the hub of the Sun’s single-wheeled chariot.