17:90
وَقَالُوا۟ لَن نُّؤْمِنَ لَكَ حَتَّىٰ تَفْجُرَ لَنَا مِنَ ٱلْأَرْضِ يَنۢبُوعًا
Wa qaaloo lan nu'mina laka hattaa tafjura lanaa minal ardi yamboo'aa
And they say: We will by no means believe in you until you cause a fountain to gush forth from the earth for us.
