The men in the boat were fishermen. They knew weather. They still thought they were going to die. Then He spoke to the water as if it were a dog.
Hume said we should reject miracle reports because nature is uniform. The disciples would like a word. Their nature was uniform until it wasn’t.
You do not have to collect miracle videos to be a Christian. You do have to decide whether the universe is allowed to have an Author who can interrupt His own rules.
Still water is not the point. The point is the voice. If He can do that to a lake, He can do that to a grave.