قالَ رَبِّ اجعَل لي آيَةً ۖ قالَ آيَتُكَ أَلّا تُكَلِّمَ النّاسَ ثَلاثَةَ أَيّامٍ إِلّا رَمزًا ۗ وَاذكُر رَبَّكَ كَثيرًا وَسَبِّح بِالعَشِيِّ وَالإِبكارِ

He then said, “My Lord, give me a sign.” He replied, “Your sign is that you shall not speak to anyone for three days except by signals. And remember your Lord often, and offer praises in the evening and the morning.”