She sends up her Female Waters through the power of the souls of the Tzaddikim. This is a repair that depends on the souls since the interior government is bound up essentially with them. In other words, it is the ascent of the souls to become bound above in her Yesod and radiate there that elicits this flow of Female Waters.
Zeir Anpin then increases what he gives her… Zeir Anpin for his part increases what he has to channel – the flow of the influence of MaH to the other half of all the existing entities, which still needs to be completed, with all that depends on it in the overall government. MaH thus brings not only the existing entities but also the entire governmental order to perfection.