perserveringly

Director: in whom, mistrusting myself, I ought to have placed my whole confidence — and the more, when I saw myself so perserveringly addressed by a man of this character.

Clarissa Harlowe 2006

Revolution is by no means an easy road, but you have bravely, perserveringly and heroically overcome the immense obstacle which the military and political power of foreign oppressors represented.

TOUR OF ALGIERS 1972

Forty-five years of separation, hard work, rough times and heart longings, had perserveringly performed its work, and instead of a man bearing his years with upright vigor, he was made prematurely old by the accumulation of troubles.

From the Darkness Cometh the Light or Struggles for Freedom Lucy Ann 1828