John 4
46 Ref Jesus came therefore again to Cana of Galilee, where he made the water into wine. There was a certain nobleman whose son was sick at Capernaum.
47 Ref When he heard that Jesus had come out of Judea into Galilee, he went to him, and begged him that he would come down and heal his son, for he was at the point of death.
48 Ref Jesus therefore said to him, "Unless you see signs and wonders, you will in no way believe."
49 Ref The nobleman said to him, "Sir, come down before my child dies."