The provided textbook context mentions that Awadhi language was used by Sufi poets before Tulsidas (like Malik Muhammad Jayasi in Padmavat) and by Tulsidas himself for doha-chaupai compositions, but it does not specify the geographical regions where Awadhi is spoken today. Typically, Awadhi is spoken in the Awadh region of Uttar Pradesh (including Lucknow, Ayodhya, Faizabad, etc.), but since the instruction is to use ONLY the provided context and not add external knowledge, the answer reflects that this information is absent from the given text.