John 2:18

18AnsweredἀπεκρίθησανthereforeοὖνtheοἱJewsἸουδαῖοιandκαὶsaidεἶπανto Himαὐτῷ·WhatΤίsignσημεῖονshow Youδεικνύειςto usἡμῖν,thatὅτιthese thingsταῦταYou doποιεῖς;

Therefore the Jews answered and said to Him, “What sign do You show to us that You do these things?”