Matthew 27:47

47 When some of those standing there heard this, they said, “He’s calling Elijah.”

Read Matthew 27:47 Using Other Translations

Some of them that stood there, when they heard that, said, This man calleth for Elias.
And some of the bystanders, hearing it, said, "This man is calling Elijah."
Some of the bystanders misunderstood and thought he was calling for the prophet Elijah.