The verse of tablīgh refers to verse of 5:67 of the Quran, the central religious text of Islam, which readsO Messenger! Convey that which has been sent down unto thee from thy Lord, and if thou dost not, thou wilt not have conveyed His message. And God will protect thee from mankind. Surely God guides not disbelieving people.

Ali ibn Abi Talib was the cousin and son-in-law of the Islamic prophet Muhammad, and was the fourth Rashidun caliph who ruled from 656 to 661, as well as the first Shia imam. Born to Abu Talib ibn Abd al-Muttalib and Fatima bint Asad, a young Ali was raised by his elder cousin Muhammad and was among the first to accept his teachings.