Khizr Khan was succeeded by his son Sayyid Mubarak Shah after his death on 20 May 1421. Mubarak Shah referred to himself as "Muizz-ud-Din Mubarak Shah" on his coins. A detailed account of his reign is available in the "Tarikh-i-Mubarak Shahi" written by Yahya-bin-Ahmad Sirhindi. After the death of Mubarak Shah, his nephew, Muhammad Shah ascended the throne and styled himself as Sultan Muhammad Shah. Just before his death, he called his son Sayyid Ala-ud-Din Shah from Badaun, and nominated him as successor.