Al-Anfal 8:32

<h2>The Quraysh claimed They can produce Something similar to the Qur'an</h2><p>Allah describes the disbelief, transgression, rebellion, as well as misguided statements that the pagans of Quraysh used to utter when they heard Allah's Ayat being recited to them,</p><p>قَدْ سَمِعْنَا لَوْ نَشَآءُ لَقُلْنَا مِثْلَ هَـذَآ</p><p>("We have heard (the Qur'an); if we wish we can say the like of this.")</p><p>They boasted with their words, but not with their actions. They were challenged several times to bring even one chapter like the Qur'an, and they had no way to meet this challenge. They only boasted in order to deceive themselves and those who followed their falsehood. It was said that An-Nadr bin Al-Harith, may Allah curse him, was the one who said this, according to Sa`id bin Jubayr, As-Suddi, Ibn Jurayj and others. 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 …

And when they said: O Allah! If this be indeed the truth from Thee, then rain down stones on us or bring on us some painful doom!

Remember how they said: "O Allah if this is indeed the Truth from Thee, rain down on us a shower of stones form the sky, or send us a grievous penalty."

And (remember) when they said: "O Allah! If this (the Quran) is indeed the truth (revealed) from You, then rain down stones on us from the sky or bring on us a painful torment."

And they said, “Our God, if this is the truth from You, then rain down on us stones from the sky, or visit us with a painful affliction.”