Part 9 · Chapter 18

This is the secret of "the staff of Aaron for the house of Levi had blossomed [Parach]": for Aaron is Hesed, AB [72], and Levi is Gevurot, RIU [216], and the two of them are PaRaCh [288], which are the 288 sparks. And from the joining of the two of them the souls are made, as is known — for all the souls come out clothed in some portion of that Ruach [spirit] that he casts into her, the RIU mentioned above.