Arcana Coelestia # 4845
4845. 'Until Shelah my son is grown up' means until the time. This is clear from the meaning of 'growing up' as being of that age, and so as until the time; and from the representation of 'Shelah my son' as idolatry, dealt with above in 4825, 4826, and so as the Jewish religion which, compared with others, was idolatrous, 4825. Consequently the words 'until my son Shelah is grown up' mean until the time that the Jewish religion was able to accept internal things willingly, that is, the spiritual and celestial things of the representative Church, meant by 'Tamar', 4829, 4831, 4843.
Deuteronomy 26:12-13
12
When you have made an end of tithing all the tithe of your increase in the third year, which is the year of tithing, then you shall give it to the Levite, to the foreigner, to the fatherless, and to the widow, that they may eat within your gates, and be filled.
13
You shall say before Yahweh your God, "I have put away the holy things out of my house, and also have given them to the Levite, and to the foreigner, to the fatherless, and to the widow, according to all your commandment which you have commanded me: I have not transgressed any of your commandments, neither have I forgotten them: