यावद्दक्षिणायनमहानि वर्धन्ते यावदुदगयनं रात्रय: ॥ ६ ॥
yavad daksinayanam ahani vardhante yavad udagayanam ratrayah.
- yavat
- until
- daksina-ayanam
- the sun passes to the southern side
- ahani
- the days
- vardhante
- increase
- yavat
- until
- udagayanam
- the sun passes to the northern side
- ratrayah
- the nights.
Until the sun travels to the south the days grow longer, and until it travels to the north the nights grow longer.