Matthew 14:26 in the King James Version
And when the disciples saw him walking on the sea, they were troubled, saying, It is a spirit; and they cried out for fear.
Context
25 In the fourth watch of the night, Jesus came to them, walking on the sea.
26 When the disciples saw him walking on the sea, they were troubled, saying, “It’s a ghost!” and they cried out for fear.
27 But immediately Jesus spoke to them, saying, “Cheer up! It is I! Don’t be afraid.”