9374. Thou and Aaron. That this signifies the Word in the internal sense and the external sense, is evident from the representation of Moses, as being the Word (of which above, n. 9372). But when Aaron, who was his brother, is joined to him, then Moses represents the Word in the internal sense, and Aaron the Word in the external sense (as also above, n. 7089, 7382).
Arcana Coelestia #8563
8563. And the people quarreled with Moses. That this signifies a grievous complaining against truth Divine, is evident from the signification of “to quarrel,” as being a grievous complaining, for he who quarrels in temptation grievously complains; and from the representation of Moses, as being truth Divine (see n. 6723, 6752, 6771, 6827, 7010, 7014, 7089, 7382).