The orig. Syr. has “the certitude of His preaching.” The error seems to have arisen from the Greek translator confounding *** with ***. More probably with ***, “newness (of his preaching),” which was freely translated by him (περὶ) τῆς καινῆς αὐτοῦ κηρύξεως; and this, again, was by the Syrian re-translator rendered literally, as in the text. The word certitude (above) may be rendered unerring truth. —Tr.