The copyist and abrogated in the Book of God Almighty

The scholars have discussed the copyist and abrogated within the research of the Sciences of the Noble Qur''an, and some of them singled out in writing. And copies is to raise the legitimate government, legitimate speech. So there is no reason to be copies and diligence. The field of copying is only legal orders and prohibitions. And to know the transcriber and the transcriber is of great importance to the scholars, as with his knowledge, judgments are known, and he knows what his rule remains and what was copied.