Surah Al-Isra, Verse 106

وَقُرۡءَانࣰ ا فَرَقۡنَٰهُ لِتَقۡرَأَهُۥ عَلَى ٱلنَّاسِ عَلَىٰ مُكۡثࣲ وَنَزَّلۡنَٰهُ تَنزِيلࣰ ا ﴿١٠٦﴾

Ve kur´anen feraknahü li takraehu alen nasi ala müksiv ve nezzelnahü tenzıla

“(It is) a Qur'an which We have divided (into parts from time to time), in order that thou mightest recite it to men at intervals: We have revealed it by stages”