(Mat 5:16 KJV) Let your light so shine before men, that they may see your good works, and glorify your Father which is in heaven.
I have had many conversations about this subject over the years, as well as topics on the keeping the law after Christ. This video that I want to show you is one of the best I have seen describing the concept. It is presented by 119 Ministries I believe you will benefit from watching.
The only scripture I would add is the one from Isaiah about how Christ would magnify the law. Show the spiritual application of the Torah(Law);
(Isa 42:21 KJV) The LORD is well pleased for his righteousness’ sake; he will magnify the law, and make it honourable.