The foot, as in Deuteronomy 33:3, signifies an inferior principle. To set the right foot on the sea and the left on the earth, as in Revelation 10:2, signifies that the Lord has the universal church under His intuition and dominion.

(Odkazy: Apocalypse Explained 10 [2]; Arcana Coelestia 2714)

2440. Verse 23 The sun had gone forth over the earth, and Lot came to Zoar.

'The sun had gone forth over the earth' means the final period which is called the Last Judgement. 'And Lot came to Zoar' means that those with the affection for truth are saved.