'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.

(Odkazy: Arcana Coelestia 2245)

In Genesis 28:12, this signifies foresight – for prophetic dreams were predictions of things to come. (Arcana Coelestia 3698)

A dream, as in Genesis 20:3, signifies something being somewhat obscure.

(Odkazy: Arcana Coelestia 2514; Exodus 3, 20)