Source Needed Where Hafs Said That He Didn't Use Ikhtiyar
Dr. Shahzad Saleem has already responded to criticism rasied by Marijn van Putten and Hythem Sidky in the following article : http://www.shehzadsaleem.com/history-of-the-quran-c1/
I still don’t understand why farra when mentioning Asim would agree with shubah not hafs?