And because of this, Balaam the wicked said: (Num. 23:21) He has not seen sin in Jacob, nor has He seen perversity in Israel, – ‘perversity and sin’ are Samael and snake.
And when they oppress Her so-as-to look upon Her, She is self-concealed from everything. And when does this happen? In the seventh month. It is this that is written: (Ps. 81:4) Blow the ram’s horn on the New Moon, on the appointed time for the day of our festival. What is... on the appointed time (keseh)? In the month in which the moon is self-concealed (it-kasya).