Sura 39 Az-Zumar (The Troops), aya 28

1. قُرْآنًا عَرَبِيًّا غَيْرَ ذِي عِوَجٍ لَعَلَّهُمْ يَتَّقُونَ

   (It is) an Arabic Qur'an, without any deviance that they might become righteous.

   39:28

Tafsiri: Saheeh International