Part 16 · Chapter 176

But there is a question (Tzarich Iyun): whether both aspects of vessels descend — the outer and the inner — in which case the outer becomes a Neshama for the outer vessel of the three worlds, and the inner becomes a Neshama for the inner vessel of the three worlds; or whether we say that only the outer vessels descend alone. And to this second interpretation the mind inclines, because the essentiality is only one. But if the inner vessels also descend, then there will be below two kinds of essentiality. And the matter requires investigation (Tzarich Iyun).