Part 15 · Chapter 87

And it has already been explained that for this reason the female is called by the name of the letter Dalet, for the measure of her stature is only opposite these four Sefirot alone. But this is only when she is back to back. And after she returns face to face, she is called Hei, in the manner of what is said in Saba deMishpatim, in the secret of Judah: that she was called Dalet and she was called Hei — this one poverty and this one wealth.