They said, “Pray to your Lord that He may describe the cow”; said Moosa, “He says that it is a cow neither old nor very young but between the two conditions; so do what you are commanded.”

He said, “My Lord! Determine a sign for me”; He said, “The sign is that you shall not be able to speak to mankind for three days except by signs; and remember your Lord profusely, and proclaim His Purity before sunset and at dawn.”

He therefore emerged upon his people from the mosque, and told them through gestures, “Keep proclaiming the Purity (of your Lord) morning and evening.”

They will not hear any lewd talk in it, but only Peace; and in it for them is sustenance, every morning and evening.

And they said, “These are stories of the former people, which he has written down, so they are read to him morning and evening.”