अधोलोकवर्णनम् (Adholoka-varṇana) — Description of the Lower Worlds and Cosmographic Measures
दक्षिणप्रक्रमेणैव दिवा शीघ्रं विधीयते / गतिः सूर्यस्य नक्तं च मन्दा चैव गतिस्तथा
dakṣiṇaprakrameṇaiva divā śīghraṃ vidhīyate / gatiḥ sūryasya naktaṃ ca mandā caiva gatistathā
In the southward course, the Sun’s motion by day is made swift; and by night its motion becomes slow.