The second line of the (Lower) 42 Letter Name, has the value 729
729 is 9 by 9 by 9, i.e. 9 * 9 * 9 = 729
The Line is about “Cleaning Out” Satan.
It is not a coincidence that The Matrix (Reshet) has a Biblical name that equals 900. Nor is it coincidence that The Holy of Holies and the Magic Cube of 42 are both CUBES.
Second line of the 42 Letter Name (Above) is about defeating Satan. The value of the Letters (right to left) are 100 200 70 300 9 and 50, for a total of 729.