Arcana Coelestia #3266
3266. And these are the names of the sons of Ishmael. That this signifies the qualities of their doctrinal things, namely, of those who are spiritual, is evident from the signification of “name,” as being quality (see n. 144, 145, 1754, 1896, 2009, 2724, 3006); from the signification of “sons,” as being truths, and also doctrinal things (see n. 489, 491, 533, 1147, 2623); and from the representation of Ishmael, as being those who are spiritual (n. 3263).
Arcana Coelestia #2623
2623. A son. That this signifies the Divine rational is evident from the signification of a “son.” In the internal sense of the Word a “son” signifies truth (n. 489, 491, 533); and as truth is the chief thing in the rational (n. 2072, 2189), the rational is also signified by a “son;” but here the Divine rational, in which principally there is good, which Isaac, who is the “son,” also represents (concerning which hereafter).