Genesis 1:8

⁸ And God called the firmament Heaven. And the evening and the morning were the second day.

Token

In Exodus 3:12, this signifies a confirmation of the truth that the Divine proceeded from Himself. (Arcana Coelestia 6870)

⁷ He who has an ear, let him hear what the Spirit says to the assemblies. To him who overcomes I will give to eat of the tree of life, which is in the Paradise of my God.