be gone

References in classic literature ?
He knew that some time had elapsed since he had come up stairs and that they might be gone by this time, for it seemed to him that he had struggled about the bed, in his efforts to free himself, for an eternity.
Our men may be a little late in joining, but certainly we will be gone before the first streak of light.
Relieved of this weight, Little Dorrit was nervously anxious to be gone.