When therefore they had rowed about twenty-five or thirty stadia,{25 to 30 stadia is about 5 to 6 kilometers or about 3 to 4 miles} they saw Jesus walking on the sea, and drawing near to the boat; and they were afraid.
which the Son of man shall give unto you: for him hath God the Father sealed. Then they said unto him, What shall we do that we might work the works of God? ( John 6:27-28 )