Spreading themselves
'Spreading themselves on the earth,' as in Genesis 8:17, signifies the internal self operating on the external.
(Referencias: Arcana Coelestia 913)
Arcana Coelestia #2152
2152. 'From the tent door' means from the holiness that was the Lord's at that time. This is clear from the meaning of 'tent' as holiness, and from the meaning of 'door' as the entrance to holiness, dealt with above in 2145.