Marcos 6

48 And seeing them distressed in rowing, for the wind was contrary to them, about the fourth watch of the night he comes to them, walking on the sea; and he would have passed by them:

49 but they, when they saw him walking on the sea, supposed that it was a ghost, and cried out;

50 for they all saw him, and were troubled. But he immediately spoke with them, and says to them, Be of good cheer: it is I; don't be afraid.

51 And he went up to them into the boat; and the wind ceased: and they were very amazed in themselves beyond measure;