'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)

912. 'Bring out with you' means their state of freedom. This is clear from what has been stated about 'going out of the ark' in verse 15 above meaning freedom.