3582. Be thou a master to thy brethren. That this signifies the dominion at first appearing to be of that of the affection of natural truth over the affections of natural good, is evident from the signification of being “a master,” as being dominion and from the signification of “brethren,” as being the affections of good, here, of natural good (n. 367, 2360, 3303). (Concerning the apparent dominion at first of truth over good, see n. 3324-3325, 3330, 3332, 3336, 3470, 3539, 3548, 3556, 3563, 3570)

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).