﴿ إِن يَشَأْ يُسْكِنِ ٱلرِّيحَ فَيَظْلَلْنَ رَوَاكِدَ عَلَىٰ ظَهْرِهِۦٓ ۚ إِنَّ فِى ذَٰلِكَ لَءَايَٰتٍۢ لِّكُلِّ صَبَّارٍۢ شَكُورٍ ﴾

“if He so wills, He stills the wind, and then they lie motion­less on the sea’s surface - [and] herein, behold, there are messages indeed for all who are wholly patient in adversity and deeply grateful [to God];”

Please check ayah 42:35 for complete tafsir.