40لَا الشَّمسُ يَنبَغي لَها أَن تُدرِكَ القَمَرَ وَلَا اللَّيلُ سابِقُ النَّهارِ ۚ وَكُلٌّ في فَلَكٍ يَسبَحونَHilali & KhanIt is not for the sun to overtake the moon, nor does the night outstrip the day. They all float, each in an orbit.