Here "the blind" and "those who walk in darkness" represent people who do not understand the law. Alternate translation: "that because you teach the law, you yourself are like a guide to blind people, and you are like a light to people who are lost in the dark" (See: [[rc://en/ta/man/jit/figs-parallelism]] and [[rc://en/ta/man/jit/figs-metaphor]])