 Sadruddin modified the language's old script, which was commonly used by the lohana caste of Sindh Hindus who embraced Islam as a result of his teaching; he called them Khuwajas or Khojas.During the Samma dynasty (1351-1521), Sindh produced notable scholars and poets; the Sammas were some of the original inhabitants of Sindh.This era has been called the "original period for Sindhi poetry and prose".