In Genesis 18:8, this signifies the celestial of the rational, and milk the spiritual of the rational. (Arcana Coelestia 2184)

In Deuteronomy 32:13, the butter of the herd signifies the celestial natural principle, and milk of the flock the celestial spiritual principle of the rational.

In 2 Samuel 10:4, this signifies hell. (Arcana Coelestia 4763[7])

In Psalm 55:21, this signifies the good of external affection. (Apocalypse Explained 537[10])

In Isaiah 7:15, this signifies the good of celestial and spiritual love, and honey signifies what the delights in it. (Arcana Coelestia 5620[3]) It also signifies the Lord's celestial and everything that derives from it. (Arcana Coelestia 2184)

(Reference: Arcana Coelestia 2184 [1-7]; Isaiah 7:14, 7:16)