Revelation 21:21-23

Young's Literal Translation

²¹ And the twelve gates [are] twelve pearls, each several one of the gates was of one pearl; and the broad-place of the city [is] pure gold -- as transparent glass.

²² And a sanctuary I did not see in it, for the Lord God, the Almighty, is its sanctuary, and the Lamb,

²³ and the city hath no need of the sun, nor of the moon, that they may shine in it; for the glory of God did lighten it, and the lamp of it [is] the Lamb;