From the beginning every one noticed Fetyukovitch’s persistence on this subject.
I must note, by the way, that the prosecutor asked this question whether Fyodor Pavlovitch had really kept back part of Mitya’s inheritance with marked persistence of all the witnesses who could be asked it, not excepting Alyosha and Ivan, but he obtained no exact information from any one; all alleged that it was so, but were unable to bring forward any distinct proof.
There are no more uses of "persistence" in the book.
Show samples from other sources
The majority of men meet with failure because of their lack of persistence in creating new plans to take the place of those which fail.
The art of love ... is largely the art of persistence.