33وَسَخَّرَ لَكُمُ الشَّمسَ وَالقَمَرَ دائِبَينِ ۖ وَسَخَّرَ لَكُمُ اللَّيلَ وَالنَّهارَAisha Bewleyand He has made the sun and moon subservient to you holding steady to their courses, and He has made the night and day subservient to you.