[And leave the sea at rest] Mujahid said: Meaning: calm, after Moses struck it with his staff.
﴿واترك الْبَحْر رهوا﴾ قَالَ مُجَاهِد: يَعْنِي: سَاكِنا بعد أَن ضربه مُوسَى بعصاه.