Surah Maryam, Verse 10:
قَالَ رَبِّ اجْعَل لِّي آيَةً قَالَ آيَتُكَ أَلَّا تُكَلِّمَ النَّاسَ ثَلَاثَ لَيَالٍ سَوِيًّا
He said: My Lord! give me a sign. He said: Your sign is that you will not be able to speak to the people three nights while in sound health.
قَالَ رَبِّ اجْعَل لِّي آيَةً قَالَ آيَتُكَ أَلَّا تُكَلِّمَ النَّاسَ ثَلَاثَ لَيَالٍ سَوِيًّا
He said: My Lord! give me a sign. He said: Your sign is that you will not be able to speak to the people three nights while in sound health.