Allah tells us that He is the One Who has subjugated the sea so that ships may sail on it by His command, i.e., by His grace and power. Allah says:أَلَمْ تَرَ أَنَّ الْفُلْكَ تَجْرِي فِي الْبَحْرِ بِنِعْمَتِ اللَّهِSee you not that the ships sail through the sea by Allah's graceFor if He did not give the water the strength to carry the ships, they would not sail. So he says:لِيُرِيَكُم مِّنْ ايَاتِهِthat He may show you of His signs, meaning, by His power.إِنَّ فِي ذَلِكَ لَايَاتٍ لِّكُلِّ صَبَّارٍ شَكُورٍVerily, in this are signs for every patient, grateful.means, every person who bears difficulty with patience and who gives thanks at times of ease.Then Allah says