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—