The Verse of Light from the Qur'an is written very pretty, and is a good fit for looking up at the many glass lamps in the Mosque of Muhammad Ali, in Cairo, Egypt. The verse goes like this: God is the Light of the heavens and the earth. The parable of His Light is a niche wherein is a lamp— the lamp is in a glass, the glass as it were a glittering star— lit from a blessed olive tree, neither eastern nor western, whose oil almost lights up, though fire should not touch it. Light upon light. God draws parables