Part 13 · Chapter 135

But their lights do not mingle, because the encompassing lights are greater than the inner light, and they are comparable to the Jordan, whose waters pass through the Sea of Tiberias and do not mingle together. So too here, those lights issue together with the lights of the second head and shine below to Zeir Anpin, and they do not mingle together; rather, they pass within them, and afterwards go out, to shine upon Zeir Anpin.