Surah Al-Isra, ayah 106

17:106

وَقُرۡءَانٗا فَرَقۡنَٰهُ لِتَقۡرَأَهُۥ عَلَى ٱلنَّاسِ عَلَىٰ مُكۡثٖ وَنَزَّلۡنَٰهُ تَنزِيلٗا ١٠٦

Waqur'ānan faraqnāhu litaqra'ahū 'alan-nāsi 'alā mukthin wanazzalnāhu tanzīlā

And [it is] a Qur’ān which We have separated [by intervals] that you might recite it to the people over a prolonged period. And We have sent it down progressively.