She stood there, looking steadfastly towards them, and listening to his departing steps.
She was so steadfastly occupied, that many minutes elapsed before she looked up from her work; when she did so Mr. Bounderby bespoke her attention with a hitch of his head.
Having satisfied himself, on his father’s death, that his mother had a right of settlement in Coketown, this excellent young economist had asserted that right for her with such a steadfast adherence to the principle of the case, that she had been shut up in the workhouse ever since.
Her father might instinctively have loosened his hold, but that he felt her strength departing from her, and saw a wild dilating fire in the eyes steadfastly regarding him.
There are no more uses of "steadfast" in the book.
Show samples from other sources
But then, that’s who Helene is: Her faith is steadfast.
Sabaa Tahir -- An Ember in the Ashes
Moving apace with the river was a long single-file line of men, eyes aimed at their feet, shoulders tense, walking steadfastly nowhere.