¹⁸ They still did not believe that he had been blind and had received his sight until they sent for the man's parents.

¹⁸ The Jews did not believe that he had been blind and had received his sight, until they called the parents of the man who had received his sight

¹⁸ But the Jews did not believe concerning him, that he had been blind and received his sight, until they called the parents of him who had received his sight.