Read Acts 18:21 Using Other Translations
But bade them farewell, saying, I must by all means keep this feast that cometh in Jerusalem: but I will return again unto you, if God will. And he sailed from Ephesus.
But on taking leave of them he said, "I will return to you if God wills," and he set sail from Ephesus.
As he left, however, he said, “I will come back later, God willing.” Then he set sail from Ephesus.