Arcana Coelestia #3499
3499. 'And now take, I beg you, your weapons, your quiver and your bow' means the matters of doctrine concerning good which were in his possession. This is clear from the meaning of 'weapons, quiver and bow' as matters of doctrine, dealt with in 2686, 2709, here the matters of doctrine concerning good which were in his possession, that is to say, which the good of the natural, represented by 'Esau', possessed.
Numbers 21:14-16
14
Therefore it is said in the book of the Wars of Yahweh, "Vaheb in Suphah, the valleys of the Arnon,
15
the slope of the valleys that incline toward the dwelling of Ar, leans on the border of Moab."
16
From there they traveled to Beer: that is the well of which Yahweh said to Moses, "Gather the people together, and I will give them water."