16. But by this their knowledge they perish, and by this also _its_
power consumes[156] _them_.
17. The name of the fifth is Kasyade: he discovered to the children of
men every wicked stroke of spirits and of demons:
18. The stroke of the embryo in the womb, to diminish _it_; the stroke
of the spirit _by_ the bite of the serpent, and the stroke which is
_given_ in the mid-day _by_ the offspring of the serpent, the name of
which is Tabaet.[157]
19. This is the number of the Kesbel; the principal part of the oath
which the Most High, dwelling in glory, revealed to the holy ones.
20. Its name is Beka. He spoke to holy Michael to discover to them the
sacred name, that they might understand that secret name, and thus
remember the oath; and that those who pointed out every secret thing to
the children of men might tremble at that name and oath.