Hos. x. 12. φωτίσατε ἑαυτοῖς φῶς γνῶσεως (LXX.). The Masoretic text is, נִ֥ירוּ לָכֶ֖ם נִ֑יר וְעֵת, where for וְעֵת (and time) the Septuagint translator apparently read דעת (knowledge), ד and ו being interchanged from their similarity.