'Look not back behind thee,' as in Genesis 19:17, means that Lot, who represents the good of charity, should not look to matters of doctrine. 'To look up,' is to look to celestial things. In Genesis 18:22, looking signifies thinking because seeing denotes understanding.

(Референци: Arcana Coelestia 2245)

In Genesis 15:2, this signifies a state deprived of good and truth and thus no longer representing the church. (Arcana Coelestia 4886[3]) Childless also signifies that there is no internal church. (Arcana Coelestia 1794)