17:106
وَقُرْءَانًافَرَقْنَٰهُلِتَقْرَأَهُۥعَلَىٱلنَّاسِعَلَىٰمُكْثٍوَنَزَّلْنَٰهُتَنزِيلًا١٠٦
waqur'ānan faraqnāhu litaqra-ahu ʿalā l-nāsi ʿalā muk'thin wanazzalnāhu tanzīlan
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.(106)