3377. Verses 4-5 And I will cause your seed to multiply as the stars of heaven, and I will give to your seed all these lands; and in your seed all the nations of the earth will be blessed, because Abraham hearkened to My voice and practiced My observances, My commandments, My statutes, and My laws.

'I will cause your seed to multiply as the stars of heaven' means truths and cognitions of faith 'And I will give to your seed all these lands' means derivative Churches. 'And in your seed all the nations of the earth will be blessed' means all with whom good is present, both inside and outside the Church. 'Because Abraham hearkened to My voice' means the union of the Lord's Divine Essence with the Human Essence by means of temptations. 'And practiced My observances, My commandments, My statutes, and My laws' means through revelations constantly coming from Himself.

In Exodus 11:7, this signifies the relationship between people who are in evil and people who are in good. (Arcana Coelestia 7786)