出埃及记 19:23

²³ 摩西对耶和华说：百姓不能上西乃山，因为你已经嘱咐我们说：要在山的四围定界限，叫山成圣。

To walk upon the belly

In Genesis 3:14, this signifies to be unable to look upward to spiritual things. (Arcana Coelestia 247)