Arcana Coelestia # 10664
10664. 'And if you will not redeem it you shall break its neck' means that if the truth of innocence is not present within it, it is to be separated and cast aside. This is clear from what has been stated in 8079, where similar words occur.
Mate
In Isaiah 34:15, 16, this signifies the quality of the unregenerated person regarding their falsities and evils. (True Christian Religion 575)