An-Nadr visited Persia and learned the stories of some Persian kings, such as Rustum and Isphandiyar. When he went back to Makkah, He found that the Prophet was sent from Allah and reciting the Qur'an to the people. Whenever the Prophet would leave an audience in which An-Nadr was sitting, An-Nadr began narrating to them the stories that he learned in Persia, proclaiming afterwards, "Who, by Allah, has better tales to narrate, I or Muhammad When Allah allowed the Muslims to capture An-Nadr in Badr, the Messenger of Allah commanded that his head be cut off before him, and that was done, all thanks are due to Allah. The meaning of,

(. ..tales of the ancients)[Tafsir Ibn Kathir, on Quran 8:31]