10قالَ رَبِّ اجعَل لي آيَةً ۚ قالَ آيَتُكَ أَلّا تُكَلِّمَ النّاسَ ثَلاثَ لَيالٍ سَوِيًّاM. H. ShakirHe 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.