Arcana Coelestia #3457
3457. And they did eat and drink. That this signifies communication, is evident from the signification of “eating,” as being to be communicated in respect to the things that are of good (n. 2187, 2343, 3168); and from the signification of “drinking,” as being to be communicated in respect to the things that are of truth (n. 3089, 3168).
Numbers 18:9-11
9
This shall be yours of the most holy things, [reserved] from the fire: every offering of theirs, even every meal offering of theirs, and every sin offering of theirs, and every trespass offering of theirs, which they shall render to me, shall be most holy for you and for your sons.
10
You shall eat of it like the most holy things. Every male shall eat of it. It shall be holy to you.
11
"This is yours, too: the wave offering of their gift, even all the wave offerings of the children of Israel. I have given them to you, and to your sons and to your daughters with you, as a portion forever. Everyone who is clean in your house shall eat of it.