The six-day creation story as found in Genesis (along with the seventh day of rest) provides a perfect picture of the seven dispensations as generally taught by dispensationalists. Match each day of creation with the corresponding dispensation and you see some very interesting parallels.
How, and in what respects Christ may be called a Lamb?
Among the many things Christ is compared to in the holy scripture, to set forth his transcendent excellency, beauty, usefulness, and perfections, this of a Fountain is none of the least, it being a most profitable metaphor.
Amongst the many metaphors that our blessed Saviour is expressed by in the holy scriptures, certainly this of the Door must carry emphasis and signification, for use and improvement; otherwise He that was wiser than Solomon, and spake as never man spake, (for excellency of matter and form) would never have likened himself to a Door.
The gap in Genesis is one of those subjects over which many believers will split. Yet, it is the only explanation for several supposed contradictions.
