'Womb,' as in Genesis 49:25, signifies the conjunction of good and truth. The term 'belly' is used where truths are being discussed, and the term 'womb' where good is discussed. 'An abortive womb' signifies falsities from evil in the place of truth from good.

(റഫറൻസുകൾ: Arcana Coelestia 4918, 6433)

10600. Finally the subject is the internal and Divine substance of the Word, the Church, and worship that shines through the external form these take, though not before the eyes of that nation. This is meant by the gleaming of the skin on Moses' face, and the placing of a veil over it whenever he talked to the people. These matters are dealt with in verses 29-end.