Ans. We find a hypothesis that 1st Sindhi poetry was found during the Arab period. Muhammad bio Qoslm conquered Sindh in 712 A.D, Chach Namo is the 1st book of Slndhl History, and then it was translated by Ali Hamid Kofi in Persian in 1216. Some writers of view that it was first written by Imam Ibrahim in Arabic. Chach Namo is also known as Fateh Nano. Chacha was the name of the father of Raja Dahir.