Maryam 19:10

Qala rabbi ijAAal lee ayatan qalaayatuka alla tukallima annasa thalathalayalin sawiyya

[Zechariah] said, "My Lord, make for me a sign." He said, "Your sign is that you will not speak to the people for three nights, [being] sound."

He said, “My Lord, make for me a sign.” He said, “Your sign is that you will not (be able to) speak to the people for three (consecutive) nights, even though you will be sound in health.”