He it is Who enables you to journey through the land and the sea. And so it happens that when you have boarded the ships and they set sail with a favourable wind, and the passengers rejoice at the pleasant voyage, then suddenly a fierce gale appears, and wave upon wave surges upon them from every side, and people believe that they are surrounded from all directions, and all of them cry out to Allah in full sincerity of faith: 'If You deliver us from this we shall surely be thankful.