Az-Zumar 39:28

Meccan · The Troops

قُرْءَانًا عَرَبِيًّا غَيْرَ ذِى عِوَجٍ لَّعَلَّهُمْ يَتَّقُونَ

[It is] an Arabic Qur'an, without any deviance that they might become righteous