وَكَذٰلِكَ نُصَرِّفُ الآياتِ وَلِيَقولوا دَرَستَ وَلِنُبَيِّنَهُ لِقَومٍ يَعلَمونَ

Thus, We vary the verses, so that they may say, “You have studied,” and that We may make clear for a people who know.