Hence, O best of the Bharatas, one should always give lamps for lighting dark places. The giving of lamps increases the power of vision, of the deities, the Pitris, and one's own self.
दातव्याः सततं दीपास्तस्माद् भरतसत्तमा देवतानां पितॄणां च चक्षुष्यं चात्मनां विभो॥