Romans 2:17-20

ISV(i) 17 Who is a Jew?Now if you call yourself a Jew, and rely on the Law, and boast about God, 18 and know his will, and approve of what is best because you have been instructed in the Law; 19 and if you are convinced that you are a guide for the blind, a light to those in darkness, 20 an instructor of ignorant people, and a teacher of infants because you have the full content of knowledge and truth in the Law—