10قالَ رَبِّ اجعَل لي آيَةً ۚ قالَ آيَتُكَ أَلّا تُكَلِّمَ النّاسَ ثَلاثَ لَيالٍ سَوِيًّاMuhammad AliHe said: My Lord, give me a sign. He said: Thy sign is that thou speak not to people three nights, being in sound health.