There are thus three aspects to the rectification of lines:
a. The rectification of lines in the three heads of Atika, in which the middle line is above the two lines, as stated above.
b. The rectification of lines in the first three,62The first three, the upper component of each level undergoes a “milder” form of rectification of lines, since that level does not need any illumination of Ḥokhma. This is the meaning of the second kind of rectification mentioned here. The third kind refers to the lower half of each level, which are levels of Ze'er Anpin and the six extremities. These types of levels require the illumination of Ḥokhma, as explained in previous sections. in which there is no revelation of Ḥokhma even in the left line (as stated in section 26 above).