Which preposition to use with alastor

in Occurrences 1%

His boyish poem, Queen Mab, was published in 1813; Alastor in 1816, and the Revolt of Islamhis longestin 1818, all before he was twenty-one.

of Occurrences 1%

Cicero says he meditated killing himself that he might become the Alastor of Augustus, whom he hated.

Which preposition to use with  alastor