Arcana Coelestia #4343
4343. 'And over towards Rachel' means the deployment of interior truths beneath their own specific affection. This is clear from the representation of 'Rachel' as the affection for interior truth, dealt with in 3758, 3782, 3793, 3819. Consequently her 'sons' in this case are interior truths. See what has been stated immediately above in 4342 about interior truths.
Tribes of Zebulon, Joseph, and Benjamin
'The tribe of Zebulon' signifies the conjunction of people in the third heaven with the Lord, 'the tribe of Joseph,' the conjunction of people in the second heaven with the Lord, and 'the tribe of Benjamin,' the conjunction of people in the first heaven with the Lord.
(Verweise: Apocalypse Explained 448)