। ॥ ८१२ ॥
In plain words
Śravaṇa, hearing, is what they call it when it is settled past doubt that the whole purport of the scriptures rests in the supreme Brahman. And of that very reality you have heard of — the one without a second, the Self within —
Close to the Sanskrit
They know śravaṇa to be the ascertainment that the purport [of the Vedānta texts] rests in the supreme Brahman. Of that very heard, non-dual reality, the inmost Self —