Mark 4:36-38

So they left the crowd; the disciples got into the boat in which Jesus was already sitting, and they took him with them. Other boats were there too. Suddenly a strong wind blew up, and the waves began to spill over into the boat, so that it was about to fill with water. Jesus was in the back of the boat, sleeping with his head on a pillow. The disciples woke him up and said, “Teacher, don't you care that we are about to die?”