Which preposition to use with caster

of Occurrences 8%

It contained, among other occupants, a certain Alpheus, a physician and caster of nativities, who had prophesied to himself a long life, and a death in the bosom of his family.

with Occurrences 1%

The metal was placed in the furnace; but, unfortunately, just when it was ready for pouring in a molten stream into the mould, it began to leak, and both the Herschels, and the caster with his men, were compelled to fly from the apartment, the stone flooring exploding, and flying about in all directions, as high as the ceiling.

Which preposition to use with  caster