75. Similarly, when Yisrael left Egypt, they did not know the essence and secret of Faith. The Holy One, blessed be He, let Yisrael taste medicine, but while they take this medicine, no other food should be visible to them, NAMELY CHAMETZ. As soon as they had eaten matzah, which is a curative to aid in coming into and knowing the secret of Faith, WHICH IS MALCHUT, the Holy One, blessed be He, said: 'From now on, chametz is suitable for them and they may eat it, because it can no longer harm them'. And more so on the day of Shavuot, when the supernal bread OF ZEIR ANPIN is present, which is a complete cure!