29 Preface أَلَم تَرَ أَنَّ اللَّهَ يولِجُ اللَّيلَ فِي النَّهارِ وَيولِجُ النَّهارَ فِي اللَّيلِ وَسَخَّرَ الشَّمسَ وَالقَمَرَ كُلٌّ يَجري إِلىٰ أَجَلٍ مُسَمًّى وَأَنَّ اللَّهَ بِما تَعمَلونَ خَبيرٌAli Quli QaraiHave you not regarded that Allah makes the night pass into the day and makes the day pass into the night; and He has disposed the sun and the moon, each moving for a specified term, and that Allah is well aware of what you do?