New-York Daily Tribune
“Brown's Novels” · 1846“Born Hegelians, without the pretensions of science, they sought God in their own consciousness, and found him.”
Fuller, Margaret. Life Without and Life Within; or, Reviews, Narratives, Essays, and Poems. Edited by Arthur B. Fuller. Boston: Brown, Taggard and Chase, 1860. · p84
Inferred The reference most likely alludes to Hegel's Phenomenology of Spirit, his most well-known work.