قَالَ رَبِّ ٱجۡعَل لِّيٓ ءَايَةٗۖ قَالَ ءَايَتُكَ أَلَّا تُكَلِّمَ ٱلنَّاسَ ثَلَٰثَ لَيَالٖ سَوِيّٗا
He said, “My Lord! Appoint for me a sign.” He said, “Thy sign shall be that thou shalt not speak with men for three nights, [while thou art] sound.”
Author: The Study Quran