Arcana Coelestia # 7393
7393. And I will let the people go, that they may sacrifice to Jehovah. That this signifies that they would then leave those who were of the spiritual church so that they may worship their God, is evident from the signification of “letting go,” as being to release (see n. 7312, 7349, 7350); from the representation of the sons of Israel, as being those who are of the spiritual church (n. 6426, 6637, 6862, 6868, 7035, 7062, 7198, 7201, 7215, 7223); and from the signification of “sacrificing to Jehovah,” as being to worship their God. That sacrifices signified all worship in general, see n. 6905; thus here they signify to worship.
Arcana Coelestia # 7350
7350. And if thou refuse to let them go. That this signifies if they did not leave them, is evident from the signification of “letting go,” as being to leave (as just above,n. 7349), thus “if thou refuse to let go” denotes if they did not leave them.