Parte 15 · Capítulo 84

And behold, the vessels are sawed off and adhere to her, since the Neshama enters her, which is the Neshama of the sawed-off vessels, namely the BaN of ZA, lights and vessels; and understand this greatly. And behold, until now ZA and the Nukva have mochin of Neshama, and then he is already called great, for while he has Ruach he is called small (Za'eir), and when he takes his Neshama he is called great, being thirteen years old and above. But he is not yet a man fit for the wedding canopy until eighteen years, and then Neshama within Neshama enters him, which are the mochin of Aba. For no coupling is fit to procreate except from the moach, which is Hochma, called Chaya, as above.