Arcana Coelestia #8892
8892. 'And all that is in them' means of all that are there, that is to say, vivifying them. This is clear without explanation.
Heaven and earth
'Heaven and earth' signify all the inner parts of the church, and 'sea and dry land' signify all its outer parts, as mentioned in Haggai 2:6. 'Heaven and earth' signify, in general, the internal and external church. In particular, they signify the internal and external, or the spiritual and the natural parts of a person.
In Psalm 89:13, they signify the higher and lower heavens, and also the internal and external church.
'Heaven and earth being finished, and all the host of them,' as mentioned in Genesis 2:1, signifies that mankind had been made spiritual.
'In heaven, on earth, and under the earth,' as mentioned in Revelation 5:3, signify the three heavens in orderly succession, from the highest to the lowest.
'Heaven and earth' in scripture signify the heaven and earth which angels and spirits inhabit. In a spiritual sense, they signify the church amongst men.
(References: Apocalypse Explained 751; Arcana Coelestia 82; Haggai 2)