'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.

(参考: Arcana Coelestia 2245)

5153. 'Are three days' means even to the final one. This is clear from the meaning of 'three' as a single period and the continuation of it from beginning to end, and so even to the final phase, dealt with in 2788, 4495, 5122.